Question

Sadie sells pianos for $815, and the sales tax rate is 15% of the sales price. About how much is the sales tax on the piano?
A.$122.25
B.$830.00
C.$937.25
D.$692.75

Answer 1

I'm pretty sure it's C. but i dont count on it... i dont have a paper and pancil to work it out

Answer 2

10% of 815 is 81.50, and half of that (5%) is 40.75. The sum of these numbers is 10% +5% = 15%, or 81.50 +40.75 = 122.25

Selection A is appropriate.