If 15 out of 35 t-shirts are medium, how many medium t-shirts will there be in a 126 rack?

Question

in a ratio

Answer 1

X/126 = 15/35 = 3/7

x/126 = 3/7 divide denominators by 7

x/18 = 3/1 cross multiply

x =54 = 54 t-shirts for 126 total shirts

3/7 of 126 = 3x18 = 54