The ratio of flour to sugar by weight in a recipe is supposed to be 7 to 3. The mixture contains 12 pounds of sugar. What is the combined weight of flour and sugar in the mixture?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.2: Proportions
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  1. The ratio of flour to sugar by weight in a recipe is supposed to be 7 to 3. The mixture contains 12 pounds of sugar. What is the combined weight of flour and sugar in the mixture?
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