Question

Robert wants to buy a new coat for $117.

He was offered a discount on this price of 25%.

He then has to pay 8.75% sales tax on the discounted price.

Which expression represents the best strategy for estimating the final cost of the coat?

Answer 1

Answer Choices:

A.120 ×0.75 ×1.1

B.120×0.25×0.9

C.120× 0.25× 1.1

D.120× 0.75 ×0.9

Answer

A.)

(117·0.25)=n

117-n=87.75·0.0875=m

87.75+m=95.43

Explanation:

117-25%=87.75+8.75%=95.43