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Ratios

A ratio is a way of comparing two or more similar quantities by writing two or more numbers separated by colons. The numbers should be whole numbers and should not include units.After reading this text you should be able to: calculate the ratio of two or more similar quantities whether or not they are expressed in the same units; divide a quantity into a number of parts in given ratios; use ratios to scale up or scale down a list of ingredients.

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