The passing rate in an exam rose from 12% to 15%. By what percent did the passing rate increase?

Correct answer: D. 25%

The rate rose by 3 percentage points, but the percent increase is 3 ÷ 12 × 100 = 25%. Percentage points measure the simple difference; percent change compares it with the original value.

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Answer and explanation

The correct answer is D. 25%

The rate rose by 3 percentage points, but the percent increase is 3 ÷ 12 × 100 = 25%. Percentage points measure the simple difference; percent change compares it with the original value.

Topic: Percentage and Interest Problems MCQs · Subject: Numerical Ability