Percentages

Problem 1

Calculate $4\% + 8\%$ and set it equal to $\left(\frac{2}{3}\right)^{-1}$ . What is the value?

See Solution

Problem 2

Niel earned a commission of \$30,000 on a sale of ¥100,000. What is his commission rate?

See Solution

Problem 3

Glan Macapuno has 50 bonds worth $¥ 1,500.00$ each at $3.49\%$ interest. What is his annual income from them?

See Solution

Problem 4

Théo a acheté un T-shirt à $39 €$ avec une remise de $20 \%$ . Quel est le prix soldé ?

See Solution

Problem 5

Convert the ratio $3:8$ into a percentage. Choose one: a. $22,5 \%$ b. $19 \%$ c. $27 \%$ d. $37,5 \%$

See Solution

Problem 6

How much will you pay in total if you borrow \$400 for 2 years at an annual interest rate of 15%?

See Solution

Problem 7

How much will you pay in total if you borrow \$600 for 2 years at a 7% annual interest rate?

See Solution

Problem 8

How much will you pay in total if you borrow \$100 for 4 years at a 15% annual interest rate?

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Problem 9

How much will you pay in total if you borrow \$2,400 for 4 years at a 6% annual interest rate?

See Solution

Problem 10

How much will you pay in total after borrowing \$400 for 3 years at a 4% annual interest rate?

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Problem 11

25 चे $50 \% + 40 \%$ चो $20$ चा उत्तर काय आहे?

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Problem 12

$\frac{5}{3}$ चे $20 \%$ आणि $\frac{8}{3}$ चे $10 \%$ एकत्रित करा. उत्तर काय आहे?

See Solution

Problem 13

What was the cost of a good excluding 15\% VAT if the total cost is 900 dinars?

See Solution

Problem 14

A tank is $\frac{2}{3}$ full at 2400 litres. Verify capacity, find litres to fill, percentage needed, and half-full volume. Also, correct misconceptions in calculations. Calculate Rashid's discount on a hockey stick from R250 to R187.50.

See Solution

Problem 15

Calculate the unemployment rate for City H with $u = 50,000$ and $f = 1,000,000$ . Then, find the new rate if $u$ increases by $20\%$ .

See Solution

Problem 16

A vase costs \$480 with a 25% discount. (a) Find the selling price. (b) If profit is 20%, find the cost.

See Solution

Problem 17

A computer's marked price is \$10,200, 70% higher than cost. It sells at a 30% discount. Find cost and profit/loss %.

See Solution

Problem 18

There are 2500 books in a library: 1500 in Chinese and the rest in English. Find the number of reference books and their percentage.

See Solution

Problem 19

A library has 2500 books: 1500 in Chinese, the rest in English. $8\%$ of Chinese and $5\%$ of English books are references. Find (a) total reference books and (b) their percentage.

See Solution

Problem 20

A book costs \$100. It's marked up by 20% and then sold at a 20% discount. Find the profit or loss percentage.

See Solution

Problem 21

In a library of 2500 books, 1500 are Chinese and the rest are English. $8\%$ of Chinese and $5\%$ of English books are references. Find the total reference books and their percentage.

See Solution

Problem 22

En un curso de 40 estudiantes, el $20\%$ están enfermos. ¿Cuántos están alentados?

See Solution

Problem 23

En un curso de 40 estudiantes, el $20\%$ están enfermos. ¿Cuántos estudiantes están alentados?

See Solution

Problem 24

Sean earns \$63,000 annually. Calculate his gross pay for each period and for a regular period with two days unpaid.

See Solution

Problem 25

Calculate $145\%$ of $7500 \mathrm{~kg}$ .

See Solution

Problem 26

Rashid sees a hockey stick go from R250 to R187.50. How does he calculate the percentage discount and verify his claim?

See Solution

Problem 27

How many grams of Carbon are in 75 g of grain alcohol with $52\%$ Carbon? a) 17 g b) 39 g c) 51 g d) 67 g

See Solution

Problem 28

What is $15\%$ of 703?

See Solution

Problem 29

What is $15\%$ of 70?

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Problem 30

Thabo buys 144 apples for R230, sells them for R26 per dozen. What is his percentage profit, rounded to two decimal places?

See Solution

Problem 31

Calculate the percentage decrease in tourist arrivals from 2.74 million in 2020 to 0.33 million in 2021.

See Solution

Problem 32

What percentage of 200 screws is 80?

See Solution

Problem 33

Raw meat loses 35% when cooked. How much usable meat is in 15 lb of raw meat? Options: 9 lb 8 oz, 10 lb 8 oz, 12 lb 4 oz, 9 lb 12 oz.

See Solution

Problem 34

Raw meat loses 35% when cooked. How much usable meat is in 15 lb of raw meat?

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Problem 35

Find the total direct cost given beverage sales of \$64,000 (32% of total), food cost 32%, beverage cost 25%, expenses 12%, and payroll 34%.

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Problem 36

Taylor has \$190,000 to invest. How much should she invest in bonds (45\%)? Round to the nearest hundredth.

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Problem 37

Ein Sparer legt am 1. Dez. 2014 \€10000 mit 1.5\% Zinsen an. Wie viel hat er am 31. Mai 2020?

See Solution

Problem 38

Daniel kauft ein Motorrad für $€ 5500,00$ mit 25\% Anzahlung und 24 Raten. Berechne die monatliche Rate und Kreditkosten.

See Solution

Problem 39

Mr. Bedi buys items with GST. Find total GST paid and total bill amount including GST for medicines, shoes, and laptop bag.

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Problem 40

1.1 If R1300 is invested at 6% simple interest, how much after 1 year? 1.2 How much after 2 years?
2. If Rachel owes R560 and pays after: 2.1 6 months? 2.2 1 year?
3. Gemma invested R5000 and it grew to R5700. 3.1 How much interest earned per year? 3.2 What was the interest rate?

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Problem 41

What percentage of cats are black if 10 out of 18 are, and what percentage of students have pets if 18 out of 20 do?

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Problem 42

A computer costs \$500. After a 20% price increase, what is the new price?
Mr. Jones bought a car for \$5,000. After a 15% depreciation, what is its new value?

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Problem 43

A computer costing \$500 increases by 20%. What is the new price? A car bought for \$5,000 depreciates by 15%. What's its new value?

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Problem 44

Mr. Bedi buys medicines (₹950, 5\% GST), shoes (₹3000, 18\% GST), and a laptop bag (₹1000, 30\% discount, 18\% GST). Find total GST and total bill.

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Problem 45

Katrin investiert $€ 6000,00$ zu 2,5\% p.a. Wie hoch sind die jährlichen Zinsen?

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Problem 46

Find the yield to call for a bond with an $8\%$ coupon, 10 years to maturity, selling at RM1,071, callable at RM1,020 after 5 years.

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Problem 47

Andreas hat sein Konto 33 Tage um $€ 2752,00$ überzogen. Zinsen: 9,5\% p.a. Wie viel Zinsen muss er zahlen?

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Problem 48

An investor estimates JDX Bhd's sales at RMI 50 million with a 15% profit and 40% payout. Find net earnings and dividend per share.

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Problem 49

Chloe wants to buy a TV with a 10% deposit and 20.75% interest over 3 years. Calculate discounts and payments based on R 10499.

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Problem 50

Find the cost of a plasma TV sold for \$R 17500 with a 70\% markup on cost.

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Problem 51

Cereal Killers' market share rose from $5.4\%$ to $8.1\%$ . What is the percent increase in sales?

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Problem 52

A company bought machinery for R500,000, sold it for R180,000 after 5 years.
1. Find the depreciation rate using the reducing balance method.
2. If inflation is $6.3\%$ p.a., what will the new machinery cost after 5 years?
3. A sinking fund was established with payments from the purchase of the old machinery until 3 months before buying new machinery.

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Problem 53

What is $10\%$ of 470? A) 37 B) 47 C) 423 D) 460

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Problem 54

Convierte las tasas nominales a efectivas mensuales y ordénalas de mayor a menor: $6.6\%$ semestral, $5.04\%$ trimestral, $14.4\%$ anual.

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Problem 55

A savings account starts with R7,000, adds R3,500 after 3 years. Interest is $8\%$ quarterly for 2 years, then $9\%$ monthly. Find total after 5 years.

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Problem 56

Deposit R14,000, withdraw R8,000 after 3 years. Interest: $5.5\%$ p.a. for 2 years, then $4\%$ p.a. monthly. Find balance after 6 years.

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Problem 57

How much more tax did Ben pay than Ann if Ann earned \$80000 and Ben earned \$80001, with a 45% tax rate?

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Problem 58

What will Tony's salary be after a $10\%$ increase and a $3\%$ decrease from his initial salary of \$4600?

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Problem 59

Calculate the percentage discount on an item originally priced at R10,499.00 with a $15\%$ discount.

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Problem 60

Invoice dated May 12 with terms 5/10, n/30 for \$53,000. Find:
a) Last day of discount period. b) Amount due if paid on June $5^{\text{th}}$ . c) Amount due if paid on May $20^{\text{th}}$ .

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Problem 61

A tank is $\frac{2}{3}$ full at 2400 Litres. Find Litres when half-full and the percentage needed to fill it.

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Problem 62

Un mercado cuesta COP795000 y tiene un descuento del $5\%$ . ¿Cuál es el precio final a pagar?

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Problem 63

A 100L tank has 10L of milk removed twice, then filled with water. What % of milk remains? (a) 80% (b) 81% (c) 85% (d) None

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Problem 64

Berechnen Sie den effektiven Jahressatz für Lieferantenkredite mit 1,5\% Skonto in 3 Tagen oder 20 Tage netto.

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Problem 65

Find the number if $32\%$ of it equals 15.36. Options: a) 50 b) 32 c) 48 d) 36.

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Problem 66

Find the principal sum that grows to ₹7392 at 4% per annum in 8 months using simple interest. Options: a) ₹7100 b) ₹7150 c) ₹7200 d) ₹7250

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Problem 67

1.4.1 Find the difference between 5.6 million men and 5.59 million women vaccinated with J\&J in thousands. 1.4.2 Express Cape Town's 44% growth as a simplified fraction. 1.4.3 Round 5.59 million to the nearest million.

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Problem 68

Omskriv brøker til decimaler og procent: a) $\frac{4}{5}$ , b) $1 \frac{1}{4}$ , c) $2 \frac{2}{3}$ , d) $6_{\frac{3}{5}}$ , e) $1 \frac{1}{2}$ , f) $1 \frac{1}{8}$ .

See Solution

Problem 69

Calculate the percentage discount for an original price of R 10499,00 with a $15\%$ discount.

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Problem 70

Chloe wants to buy a deal costing R8 999 with a 10\% deposit rate. Calculate her deposit amount.

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Problem 71

Mr. Pang deposited money at $0.9\%$ interest for 3 years, receiving $\$ 174590$ . What was the interest earned?

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Problem 72

Calculate the closing balance on 07 November and find when the account was overdrawn. Also, find the 3% commission on R\$60000.

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Problem 73

Was sind 10 % von 50 €?

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Problem 74

Was sind $20 \%$ von $200 \,€$ ?

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Problem 75

Calculate the total repayment amount for a financed \$20 at 75\% annual simple interest over 3 years.

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Problem 76

Convert the unit fraction $\frac{1}{4}$ to a percentage. What is it?

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Problem 77

Convert $80\%$ to its simplest fraction form. Options: $\frac{1}{8}$ , $\frac{4}{5}$ , $\frac{8}{10}$ , $\frac{40}{50}$ .

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Problem 78

Find the value of $a$ in the equation $48\%=\frac{a}{25}$ .

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Problem 79

Convert $49\%$ to a decimal. How many places does the decimal point move? What is the decimal form?

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Problem 80

Complete the table for half-yearly compounded interest:
Principal: \$40000, Rate: 4\%, Time: 1yr; Principal: \$27500, Rate: 6\%, Time: 2yrs; Principal: \$8000, Rate: 10\%, Time: 1.5yrs. Calculate the amounts.

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Problem 81

Find the compound interest on \$ 38000 borrowed at 4\% p.a. compounded quarterly after 2.5 years.

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Problem 82

En mand sætter 250 kr i banken til 2,5 % rente p.a. Hvor meget er der på kontoen efter 20 år?

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Problem 83

Beregn rabatten: a) $75\%$ af $352$ ; b) $25\%$ af $176$ ; c) $16\%$ af $650$ ; d) $72\%$ af $175$ ; e) $25\%$ af $476$ ; f) $12\%$ af $750$ ; g) $65\%$ af $260$ ; h) $15\%$ af $620$ .

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Problem 84

En mand vejer 82 kg med en promille på 1,2\%. Hvor mange g alkohol er der i hans krop?

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Problem 85

Beregn rabatpriser: a) $70\%$ af $680$ , b) $70\%$ af $870$ , c) $25\%$ af $392$ , d) $30\%$ af $350$ , e) $20\%$ af $260$ , f) $22\%$ af $550$ , g) $20\%$ af $195$ , h) $92\%$ af $150$ .

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Problem 86

Find the discount on these amounts without a calculator: a) $10\%$ of $110 \mathrm{kr}=$ b) $50\%$ of $250 \mathrm{kr}=$ c) $20\%$ of $220 \mathrm{kr}=$ d) $10\%$ of $350 \mathrm{kr}=$ e) $40\%$ of $460 \mathrm{kr}=$ f) $80\%$ of $510 \mathrm{kr}=$

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Problem 87

Beregn slutværdien for følgende startværdier og vækstrater: a) $325$ , $24\%$ ; b) $800$ , $17\%$ ; c) $176$ , $75\%$ ; d) $200$ , $14\%$ ; e) $610$ , $50\%$ ; f) $195$ , $20\%$ ; g) $90$ , $60\%$ ; h) $897$ , $100\%$ .

See Solution

Problem 88

Beregn rabatpriser: a) $75\%$ af $352$ , b) $25\%$ af $176$ , c) $16\%$ af $650$ , d) $72\%$ af $175$ , e) $25\%$ af $476$ , f) $12\%$ af $750$ , g) $65\%$ af $260$ , h) $15\%$ af $620$ .

See Solution

Problem 89

Beregn rabatten uden lommeregner: a) $30\%$ af $100 \mathrm{kr}=$ , b) $20\%$ af $200 \mathrm{kr}=$ , c) $5\%$ af $400 \mathrm{kr}=$ , d) $8\%$ af $700 \mathrm{kr}=$ , e) $40\%$ af $600 \mathrm{kr}=$ .

See Solution

Problem 90

Beregn procenten for følgende del og hele værdier: a) del=3, hele=20; b) del=19, hele=25; c) del=4, hele=50; d) del=22, hele=50; e) del=48, hele=50; f) del=18, hele=25.

See Solution

Problem 91

Beregn vækstprocenten for følgende: a) stigning 45, startværdi 240 b) stigning 47, startværdi 160 c) stigning 36, startværdi 375 d) stigning 76, startværdi 250 e) stigning 81, startværdi 144 Vækstprocent $= \frac{\text{stigning}}{\text{startværdi}} \times 100 \%$

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Problem 92

Find vækst % fra start- og slutværdi: a) 852 til 1003, b) 109 til 189, c) 668 til 839, d) 325 til 353, e) 73 til 112.

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Problem 93

Mogens har startet med $402 \mathrm{kr}$ og ender med $453 \mathrm{kr}$ . Hvad er procentvæksten?

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Problem 94

Beregn det oprindelige beløb for følgende: a) $89, 30\%$ ; b) $32, 52\%$ ; c) $178, 7\%$ ; d) $85, 98\%$ ; e) $142, 42\%$ ; f) $22, 64\%$ .

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Problem 95

Beregn det oprindelige beløb for de angivne dele og procenter. Afrund til 2 decimaler.

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Problem 96

Berechne die MwSt, wenn der Nettoverkaufspreis eines Handys $1050 €$ und der Bruttopreis $1200 €$ beträgt.

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Problem 97

Amelie hat $1750 €$ auf einem Sparbuch mit $0,5 \%$ Zinsen. Wie viel bleibt nach 8 Monaten nach KESt. Abzug?

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Problem 98

83 Jugendliche sind 83% der 3.Klasse. Wie viele Schüler sind in der 3.Klasse?

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Problem 99

Designer jeans cost $\$ 74.95$ . What is the discount and sale price at $20\%$ off? A) \$7.50, \$67.45 B) \$14.99, \$59.96 C) \$20.00, \$54.95 D) \$22.44, \$52.51

See Solution

Problem 100

How much interest will Aaron owe after 2 years on a \$200 loan at a 5% annual interest rate? A) \$5 B) \$10 C) \$20 D) \$25

See Solution

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Percentages

Problem 1

Calculate 4%+8%4\% + 8\%4%+8% and set it equal to (23)−1\left(\frac{2}{3}\right)^{-1}(32​)−1. What is the value?

Problem 2

Niel earned a commission of \$30,000 on a sale of ¥100,000. What is his commission rate?

Problem 3

Glan Macapuno has 50 bonds worth ¥1,500.00¥ 1,500.00¥1,500.00 each at 3.49%3.49\%3.49% interest. What is his annual income from them?

Problem 4

Théo a acheté un T-shirt à 39€39 €39€ avec une remise de 20%20 \%20%. Quel est le prix soldé ?

Problem 5

Convert the ratio 3:83:83:8 into a percentage. Choose one: a. 22,5%22,5 \%22,5% b. 19%19 \%19% c. 27%27 \%27% d. 37,5%37,5 \%37,5%

Problem 6

How much will you pay in total if you borrow \$400 for 2 years at an annual interest rate of 15%?

Problem 7

How much will you pay in total if you borrow \$600 for 2 years at a 7% annual interest rate?

Problem 8

How much will you pay in total if you borrow \$100 for 4 years at a 15% annual interest rate?

Problem 9

How much will you pay in total if you borrow \$2,400 for 4 years at a 6% annual interest rate?

Problem 10

How much will you pay in total after borrowing \$400 for 3 years at a 4% annual interest rate?

Problem 11

25 चे 50%+40%50 \% + 40 \%50%+40% चो 202020 चा उत्तर काय आहे?

Problem 12

53\frac{5}{3}35​ चे 20%20 \%20% आणि 83\frac{8}{3}38​ चे 10%10 \%10% एकत्रित करा. उत्तर काय आहे?

Problem 13

What was the cost of a good excluding 15\% VAT if the total cost is 900 dinars?

Problem 14

A tank is 23\frac{2}{3}32​ full at 2400 litres. Verify capacity, find litres to fill, percentage needed, and half-full volume. Also, correct misconceptions in calculations. Calculate Rashid's discount on a hockey stick from R250 to R187.50.

Problem 15

Calculate the unemployment rate for City H with u=50,000u = 50,000u=50,000 and f=1,000,000f = 1,000,000f=1,000,000. Then, find the new rate if uuu increases by 20%20\%20%.

Problem 16

A vase costs \$480 with a 25% discount. (a) Find the selling price. (b) If profit is 20%, find the cost.

Problem 17

A computer's marked price is \$10,200, 70% higher than cost. It sells at a 30% discount. Find cost and profit/loss %.

Problem 18

There are 2500 books in a library: 1500 in Chinese and the rest in English. Find the number of reference books and their percentage.

Problem 19

A library has 2500 books: 1500 in Chinese, the rest in English. 8%8\%8% of Chinese and 5%5\%5% of English books are references. Find (a) total reference books and (b) their percentage.

Problem 20

A book costs \$100. It's marked up by 20% and then sold at a 20% discount. Find the profit or loss percentage.

Problem 21

In a library of 2500 books, 1500 are Chinese and the rest are English. 8%8\%8% of Chinese and 5%5\%5% of English books are references. Find the total reference books and their percentage.

Problem 22

En un curso de 40 estudiantes, el 20%20\%20% están enfermos. ¿Cuántos están alentados?

Problem 23

En un curso de 40 estudiantes, el 20%20\%20% están enfermos. ¿Cuántos estudiantes están alentados?

Problem 24

Sean earns \$63,000 annually. Calculate his gross pay for each period and for a regular period with two days unpaid.

Problem 25

Calculate 145%145\%145% of 7500 kg7500 \mathrm{~kg}7500 kg.

Problem 26

Rashid sees a hockey stick go from R250 to R187.50. How does he calculate the percentage discount and verify his claim?

Problem 27

How many grams of Carbon are in 75 g of grain alcohol with 52%52\%52% Carbon? a) 17 g b) 39 g c) 51 g d) 67 g

Problem 28

What is 15%15\%15% of 703?

Problem 29

What is 15%15\%15% of 70?

Problem 30

Thabo buys 144 apples for R230, sells them for R26 per dozen. What is his percentage profit, rounded to two decimal places?

Problem 31

Calculate the percentage decrease in tourist arrivals from 2.74 million in 2020 to 0.33 million in 2021.

Problem 32

What percentage of 200 screws is 80?

Problem 33

Raw meat loses 35% when cooked. How much usable meat is in 15 lb of raw meat? Options: 9 lb 8 oz, 10 lb 8 oz, 12 lb 4 oz, 9 lb 12 oz.

Problem 34

Raw meat loses 35% when cooked. How much usable meat is in 15 lb of raw meat?

Problem 35

Find the total direct cost given beverage sales of \$64,000 (32% of total), food cost 32%, beverage cost 25%, expenses 12%, and payroll 34%.

Problem 36

Taylor has \$190,000 to invest. How much should she invest in bonds (45\%)? Round to the nearest hundredth.

Problem 37

Ein Sparer legt am 1. Dez. 2014 \€10000 mit 1.5\% Zinsen an. Wie viel hat er am 31. Mai 2020?

Problem 38

Daniel kauft ein Motorrad für €5500,00€ 5500,00€5500,00 mit 25\% Anzahlung und 24 Raten. Berechne die monatliche Rate und Kreditkosten.

Problem 39

Mr. Bedi buys items with GST. Find total GST paid and total bill amount including GST for medicines, shoes, and laptop bag.

Problem 40

Calculate $4\% + 8\%$ and set it equal to $\left(\frac{2}{3}\right)^{-1}$ . What is the value?

Glan Macapuno has 50 bonds worth $¥ 1,500.00$ each at $3.49\%$ interest. What is his annual income from them?

Théo a acheté un T-shirt à $39 €$ avec une remise de $20 \%$ . Quel est le prix soldé ?

Convert the ratio $3:8$ into a percentage. Choose one: a. $22,5 \%$ b. $19 \%$ c. $27 \%$ d. $37,5 \%$

25 चे $50 \% + 40 \%$ चो $20$ चा उत्तर काय आहे?

$\frac{5}{3}$ चे $20 \%$ आणि $\frac{8}{3}$ चे $10 \%$ एकत्रित करा. उत्तर काय आहे?

A tank is $\frac{2}{3}$ full at 2400 litres. Verify capacity, find litres to fill, percentage needed, and half-full volume. Also, correct misconceptions in calculations. Calculate Rashid's discount on a hockey stick from R250 to R187.50.

Calculate the unemployment rate for City H with $u = 50,000$ and $f = 1,000,000$ . Then, find the new rate if $u$ increases by $20\%$ .

A library has 2500 books: 1500 in Chinese, the rest in English. $8\%$ of Chinese and $5\%$ of English books are references. Find (a) total reference books and (b) their percentage.

In a library of 2500 books, 1500 are Chinese and the rest are English. $8\%$ of Chinese and $5\%$ of English books are references. Find the total reference books and their percentage.

En un curso de 40 estudiantes, el $20\%$ están enfermos. ¿Cuántos están alentados?

En un curso de 40 estudiantes, el $20\%$ están enfermos. ¿Cuántos estudiantes están alentados?

Calculate $145\%$ of $7500 \mathrm{~kg}$ .

How many grams of Carbon are in 75 g of grain alcohol with $52\%$ Carbon? a) 17 g b) 39 g c) 51 g d) 67 g

What is $15\%$ of 703?

What is $15\%$ of 70?

Daniel kauft ein Motorrad für $€ 5500,00$ mit 25\% Anzahlung und 24 Raten. Berechne die monatliche Rate und Kreditkosten.

1.1 If R1300 is invested at 6% simple interest, how much after 1 year? 1.2 How much after 2 years?
2. If Rachel owes R560 and pays after: 2.1 6 months? 2.2 1 year?
3. Gemma invested R5000 and it grew to R5700. 3.1 How much interest earned per year? 3.2 What was the interest rate?

A computer costs \$500. After a 20% price increase, what is the new price?
Mr. Jones bought a car for \$5,000. After a 15% depreciation, what is its new value?

Katrin investiert $€ 6000,00$ zu 2,5\% p.a. Wie hoch sind die jährlichen Zinsen?

Find the yield to call for a bond with an $8\%$ coupon, 10 years to maturity, selling at RM1,071, callable at RM1,020 after 5 years.

Andreas hat sein Konto 33 Tage um $€ 2752,00$ überzogen. Zinsen: 9,5\% p.a. Wie viel Zinsen muss er zahlen?

Cereal Killers' market share rose from $5.4\%$ to $8.1\%$ . What is the percent increase in sales?

What is $10\%$ of 470? A) 37 B) 47 C) 423 D) 460

Convierte las tasas nominales a efectivas mensuales y ordénalas de mayor a menor: $6.6\%$ semestral, $5.04\%$ trimestral, $14.4\%$ anual.

A savings account starts with R7,000, adds R3,500 after 3 years. Interest is $8\%$ quarterly for 2 years, then $9\%$ monthly. Find total after 5 years.

Deposit R14,000, withdraw R8,000 after 3 years. Interest: $5.5\%$ p.a. for 2 years, then $4\%$ p.a. monthly. Find balance after 6 years.

What will Tony's salary be after a $10\%$ increase and a $3\%$ decrease from his initial salary of \$4600?

Calculate the percentage discount on an item originally priced at R10,499.00 with a $15\%$ discount.

Invoice dated May 12 with terms 5/10, n/30 for \$53,000. Find:
a) Last day of discount period. b) Amount due if paid on June $5^{\text{th}}$ . c) Amount due if paid on May $20^{\text{th}}$ .

A tank is $\frac{2}{3}$ full at 2400 Litres. Find Litres when half-full and the percentage needed to fill it.

Un mercado cuesta COP795000 y tiene un descuento del $5\%$ . ¿Cuál es el precio final a pagar?

Find the number if $32\%$ of it equals 15.36. Options: a) 50 b) 32 c) 48 d) 36.

Omskriv brøker til decimaler og procent: a) $\frac{4}{5}$ , b) $1 \frac{1}{4}$ , c) $2 \frac{2}{3}$ , d) $6_{\frac{3}{5}}$ , e) $1 \frac{1}{2}$ , f) $1 \frac{1}{8}$ .

Calculate the percentage discount for an original price of R 10499,00 with a $15\%$ discount.

Mr. Pang deposited money at $0.9\%$ interest for 3 years, receiving $\$ 174590$ . What was the interest earned?

Was sind $20 \%$ von $200 \,€$ ?