A student scored 30% marks and failed by 30 marks. Another scored 42% marks and got 30 marks more than passing. Pass marks are: MCQ with Answer and Explanation

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A student scored 30% marks and failed by 30 marks. Another scored 42% marks and got 30 marks more than passing. Pass marks are:

A. 200

B. 180

C. 150

D. 160

Answer: Option B

Solution (By JKExamLibrary)

Let max M. 0.3M + 30 = 0.42M - 30 → 0.12M = 60 → M = 500. Pass = 0.3×500 + 30 = 180.

This question belongs to: Maths Percentage

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