a) You want to buy a new sweatshirt. They normally cost 28.80, but you found one that's on sale for 40% off its normal price. How much will you pay, not including tax?


1) $16.18


2) $17.28


3) $18.38


4) $19.48

b) If you get 17 out of 20 questions correct on this test, what percentage will you get correct?

1) 100%

2) 95%

3) 90%

4) 85%

Respuesta :

For question A, the answer is 2.  Since the sale sweatshirt if 40% LESS, this means that 60% of the original price still remains. 28.80 x .60 = 17.28

For question B, the answer if 4.  You can divide 17 by 20 getting .85