Worksheet: Applications of Percentage

In this worksheet, we will practice solving real-life problems involving sales tax and percentage discounts, with decimals and integers.

Q1:

If the tax rate is 7%, what will the sales tax be for a truck that costs $16,000?

Q2:

Benjamin wants to buy new rollerblades. The price of a pair of rollerblades is $78, and the sales tax is 7%. Determine the total cost of the rollerblades.

Q3:

A clothing store is having a sale of 16%. Determine, to the nearest cent, the cost of four pairs of pants that regularly cost $23.99.

Q4:

Chloe is buying a computer for $500. The sales tax is 6%. If the store is having a sale of 14%, determine the sale price of the computer before the tax, and then determine the amount of that tax.

  • A$584.00, $35.04
  • B$535.71, $32.16
  • C$430.00, $25.80
  • D$570.00, $34.20
  • E$70.00, $4.20

Q5:

Emma works at a clothing store where she gets an employee discount. If she paid $44.87 for a pair of pants that costs $64.10, determine the percentage discount.

Q6:

Benjamin bought a t-shirt for $8.60, a pair of pants for $9.85, and a pair of socks for $6.75. If there was a tax of 7.25% on the total amount, which of the following mathematical operations could be used to find how much tax Benjamin paid for the new clothes?

  • AMultiply the tax rate by the product of the prices of the clothes.
  • BMultiply the tax rate by the price of the most expensive clothes.
  • CMultiply the tax rate by the sum of the prices of the clothes.
  • DAdd the prices of the clothes to the tax rate.
  • EAdd the prices of the clothes.

Q7:

Determine, to the nearest cent, the total price of an inflatable dolphin that costs $5.09 if the sales tax is 4.25%.

Q8:

On a trip to New York, a tourist bought five souvenir mugs for $7.23 each. Given that the sales tax was 7.5%, determine, to the nearest cent, the total amount he paid.

Q9:

If an electric shaver costs $282, not including the sales tax, use the information in the table to determine the total cost of an electric shaver, including tax, in Washington.

State Washington Kansas North Carolina
Sales Tax Rate 6 . 5 % 5 . 3 % 4 . 2 5 %

Q10:

A microwave oven costs $220, not including the sales tax, and a store in South Dakota has a microwave on sale for 20% off. If the sales tax is calculated after the discount, what is the cost of the microwave?

State Maine North Virginia South Dakota
Sales Tax Rate 6 . 5 % 5 . 3 % 4 . 2 5 %

Q11:

A shoe store is having a sale in which all items are discounted 25%. Ethan paid $39, tax included, for a pair of sneakers. If the sales tax rate is 4%, how much did the pair of sneakers originally cost?

Q12:

Which of the following is the nearest amount to the sales tax Daniel would pay for a TV that costs $478, given that the sales tax rate is 9%?

  • A$48
  • B$20
  • C$58
  • D$24
  • E$12

Q13:

The cost of a carton of milk is 14 LE. The shop selling the milk offers a discount of 25% if two or more cartons are purchased. How much do 10 cartons cost?

Q14:

A washing machine was sold for a discounted price of 1,380 LE. Given that the discount was 52%, calculate the original price of the washing machine.

Q15:

Madison is buying a computer for $630. If the sales tax is 9%, determine the total cost of the computer.

Q16:

In a closing sale, a shop offered 40% discount on all items. On the last day, a further 45% discount was offered. What was the percentage discount of the original price after the second discount?

Q17:

Isabella bought a new computer for $1,000. She paid a 30% down payment and charged the difference. If the interest rate on her credit card is 19.05%, how much will she owe after 2months if she made no payments after the down payment?

Q18:

A man bought his friend dinner, and the bill came to $50.80 plus 7% tax. Find the total amount he paid if he left 15.5% of the original amount as a tip.

Q19:

Determine, to the nearest cent, the cost of a home theater system that costs $420 with a sales tax of 6.5%.

Q20:

Elizabeth’s is having a 50% off storewide sale. You have a coupon for an additional 25% discount. Which option will give you a lower price on a $200 purchase?

Option A: The store clerk applies a discount of 75%, since that’s the sum of 25% and 50%. Option B: The store clerk first applies the 50% discount, and then applies the 25% discount to that value.

  • AOption A
  • BBoth Option A and Option B yield the same price
  • COption B

Q21:

Daniel wants to buy new rollerblades. The price of a pair of rollerblades is $69, and the sales tax is 4%. Determine the total cost of the rollerblades.

Q22:

Matthew wants to buy new rollerblades. The price of a pair of rollerblades is $82, and the sales tax is 7%. Determine the total cost of the rollerblades.

Q23:

Natalie is buying a computer for $850. The sales tax is 7%. If the store is having a sale of 18%, determine the sale price of the computer before the tax, and then determine the amount of that tax.

  • A$1,021.00, $71.47
  • B$897.22, $62.79
  • C$697.00, $48.79
  • D$1,003.00, $70.21
  • E$153.00, $10.71

Q24:

A family spends 31% of its monthly income on rent and 12% on food and then saves the rest. How much can the family save if its monthly income is 600 LE?

Q25:

Natalie wants to buy a new backpack which is advertised at $62. Sales tax of 4% must be added to this amount. How much sales tax will she pay?

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