Question

A book normally costs $21.50. Today it was on sale for $15.05. What percentage discount was offered during the sale?

Answer 1

Answer: 30% discounted

Step-by-step explanation: 15.05 / 21.5 = 1

Subtract 15.05 / 21.5 from both sides and add Discount percent to both sides

discount percent=1 - 15.05 / 21.5 = 1 - 0.7 = 0.3 = 30% discounted

Answer 2

Answer:

30%

Step-by-step explanation:

21.50-15.05=6.45

6.45/21.50=.3

.3=30%

original-new= ____

____/original = decimal

decimal=fraction