A 720ml container holds a mixture of red, yellow, and white paint in a 5:3:12 ratio. How much more red paint than yellow paint is present in the mixture?
Math - MathMate, Tuesday, December 7, 2010 at 11:02pm
Add the ratios together and divide 720 mL in proportion to the ratios.
red = 720*5/20 = 180 mL
yellow = 720*3/20 = ?
white = 12*3/20 = ?
Add up the three quantities and make sure the sum equals 720 mL.
Math - Britney, Tuesday, December 7, 2010 at 11:04pm