In an objective type paper of 200 questions, A got 70% correct answer and B got 87.5% correct answer. Find B's correct answer is what percent more than A's correct answer.

- 20%
- 25%
- 30 %
- 35%

Option 2 : 25%

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**Given:**

Paper is of 200 questions

A got 70% correct answer

B got 87.5% correct answer

**Calculation:**

A's correct answer = 200 × 70% = 140

⇒ 87.5% = 7× 12.5% = 7/8

B's correct answer = (7/8) × 200 = 175

Required percentage = [(175 – 140)/140] × 100 = 25%

**∴ B's correct answer is 25% more than A's correct answer**

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