Question

2) An $80 text book was on sale for $49.60 at the used book store. By

what percent did the book decrease in price?

Answer 1

38%

Explanation:

80x0.62=49.60

Answer 2

38%

Explanation:

Original price = $ 80

Price after reduction = $ 49.60

Reduction = 80 - 49.60 = $30.40

Percentage of decrease =
`(reduction price)/(original price)*100`

`= (30.40)/(80)*100\\\\=(3040)/(80)`

= 38%