SAT MATH · Ratios & Percent · Standard

Ratios & Percent: A recipe for math muffins uses math cups of milk. How many cups are needed for math muffins?

Part–whole, percent change, mixtures.

Try the problem

A recipe for 1818 muffins uses 2142\frac14 cups of milk. How many cups are needed for 3030 muffins?

Hint and answer

Concept to use

$\% = \frac{part}{whole}\times 100$.

Hint

Multiply by 30/1830/18.

Answer

15/4

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