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In this lesson, we will learn how to solve 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:

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

Q3:

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

Q4:

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

Q5:

A clothing store is having a sale of 1 6 % . Determine, to the nearest cent, the cost of four pairs of pants that regularly cost $23.99.

Q6:

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.

Q7:

In a closing sale, a shop offered 4 0 % discount on all items. On the last day, a further 4 5 % discount was offered. What was the percentage discount of the original price after the second discount?

Q8:

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

Q9:

Determine, to the nearest cent, the cost of a home theater system that costs $420 with a sales tax of 6 . 5 % .

Q10:

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.

Q11:

A microwave oven costs $220, not including the sales tax, and a shop in South Dakota has a microwave on sale for 2 0 % off. If the sales tax is calculated after the discount, what is the cost of the microwave?

Q12:

Elizabeth’s is having a 5 0 % off storewide sale. You have a coupon for an additional 2 5 % discount. Which option will give you a lower price on a $ 2 0 0 purchase?

Option A: The store clerk applies a discount of 7 5 % , since that’s the sum of 2 5 % and 5 0 % . Option B: The store clerk first applies the 5 0 % discount, and then applies the 2 5 % discount to that value.

Q13:

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?

Q14:

Determine, to the nearest cent, the total price of an inflatable dolphin that costs $5.09 if the sales tax is 4 . 2 5 % .

Q15:

The cost of a carton of milk is 14 LE. The shop selling the milk offers a discount of 2 5 % if two or more cartons are purchased. How much do 10 cartons cost?

Q16:

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?

Q17:

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 9 % ?

Q18:

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.

Q19:

A man bought his friend dinner, and the bill came to $ 5 0 . 8 0 plus 7 % tax. Find the total amount he paid if he left 1 5 . 5 % of the original amount as a tip.

Q20:

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?

Q21:

A washing machine was sold for a discounted price of 1 380 LE. Given that the discount was 5 2 % , calculate the original price of the washing machine.

Q22:

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.

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.

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