Find the original price of a pair of shoes if the sale price is $48 after a 20% discount.

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

In a school 2/3 of the students study a language of those who study a language 2/5 study french

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost