Civil Service Exam Reviewer · Ratio and Proportion · medium

A recipe for 8 servings uses 4 cup(s) of flour. How many cups are needed for 3 servings?

  1. 1 1/2
  2. 10 2/3
  3. 1
  4. 2 1/2

Answer

A. 1 1/2

Solution

Flour per serving = 4/8 cup. For 3 servings: 3 × 4/8 = 1 1/2.

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