Question

A 720 ml container holds a mixture of red, yellow, and white paint in a 5 : 3 : 12 ratio. How much more red paint than yellow is present in the mixture?

Answer 1

5:3:12 --> 720 / (5+3+12) = 36 --> 5x36:3x36:12x36 --> 180:108:432 --> 180-108 = 72 ml