Question

A sweater is on sale for 20% off the original price, x.

Which statement explains why x − 0.2x and 0.8x can each find the sale price of the sweater?

A. An increase of 20% is the same as dividing by 80%.

B. An increase of 20% is the same as multiplying by 80%.

C. A decrease of 2% is the same as multiplying by 80%.

D. A decrease of 20% is the same as multiplying by 80%.

Answer 1

 a decrease of 20% means u r paying 80%.......so a decrease of 20% is the same as multiplying by 80%