A certain recipe requires 3/2 cups of sugar and makes 2-dozen cookies. How many cups of sugar would be required for the same recipe to make 30 cookies?

Correct answer marked below

8/15

5/6

6/5

10/7

15/8

Correct

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What this question tests

Your ability to convert between fractions, ratios, and decimals and to reason proportionally.

Cross-multiplying incorrectly or mixing up the ratio parts — a part:part ratio is not a fraction of the whole.