Alma bought a laptop computer at a store that gave a 20 percent discount off its original price. The total amount she paid to the cashier was p dollars, including an 8 percent sales tax on the discounted price. Which of the following represents the original price of the computer in terms of p?

The price of a new TV is $525. The sales tax rate is 8%. What was the total paid with tax?

A student’s paychecks for the semester were 3checks at $260 each, 4 checks at $240 each, and onecheck at $198. What was the average amount of thepaychecks for the whole semester?

Hilaria borrowed $8,000 from her grandfather to pay for college. Five years later, she paid him back the $8,000 plus $1,200 interest. What was the rate of interest.