A store has a 30% off sale on shirts.With this discount, the price of one shirt is $15.40. What was the original price of the shirt?

Answer 1

15.40 = P - .3P = .7P

P = 15.4/.7 =$22 = full price before the discount.

30% of 22 = $6.60

22-6.6 = 15.40