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

**Q4: **

Samar is buying a computer for $500. The sales tax is . If the shop is having a sale of , determine the sale price of the computer before the tax, and then determine the amount of that tax.

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

**Q5: **

Sarah 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: **

Maged 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 on the total amount, which of the following mathematical operations could be used to find how much tax Maged paid for the new clothes?

- AAdd the prices of the clothes to the tax rate.
- BAdd the prices of the clothes.
- CMultiply the tax rate by the price of the most expensive clothes.
- DMultiply the tax rate by the sum of the prices of the clothes.
- EMultiply the tax rate by the product of 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 .

**Q8: **

On a trip to New York, a tourist bought five souvenir mugs for $7.23 each. Given that the sales tax was , 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 |

**Q10: **

A microwave oven costs $220, not including the sales tax, and a shop in South Dakota has a microwave on sale for 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 |

- A$168.52
- B$275.22
- C$252.78
- D$183.48
- E$176.00

**Q11: **

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

**Q12: **

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

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

**Q13: **

The cost of a carton of milk is 14 LE. The shop selling the milk offers a discount of 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 , calculate the original price of the washing machine.

**Q15: **

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

**Q16: **

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

**Q17: **

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

**Q18: **

A man bought his friend dinner, and the bill came to plus tax. Find the total amount he paid if he left 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 .

**Q20: **

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

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

- ABoth Option A and Option B yield the same price
- BOption B
- COption A

**Q23: **

Yasmine is buying a computer for $850. The sales tax is . If the shop is having a sale of , determine the sale price of the computer before the tax, and then determine the amount of that tax.

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