Question

Rey paid $91 for a watch that was on sale for 30% off. Grace and Curtis were debating how much the original price was. Grace said it would be $118.30 but Curtis said the original price should be $130.

Which person do you agree with? Why?

grace or curtis ?

Answer 1

Curtis - The original price is $130.

Explanation:

30% off means Rey paid 70% of the original price.

0.70x=91

x=91/0.70

x=130

Answer 2

Grace is right

Explanation:

91 x 0.30 = 27.3

91 plus 27.3 equals to 118.3