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

Question

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. 160

B. 200

C. 150

D. 180

Answer: Option D

Solution (By JKSSB Mock Tests)

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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Question #1

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If A is 50% more than B, then B is what percentage less than A?

A. 50%

B. 33.33%

C. 25%

D. 66.67%

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Correct Answer: Option B

Explanation:
Formula: (50 / 150) * 100 = (1 / 3) * 100 = 33.33%.

This question belongs to: Maths Percentage

Question #2

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Cost of 20 items = SP of 15 items. Profit %:

A. 30%

B. 33.33%

C. 25%

D. 40%

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Correct Answer: Option B

Explanation:
Profit = (5/15)×100 = 33.33%.

This question belongs to: Maths Percentage

Question #3

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Buy cycle for Rs. 1400, sell at 15% loss. Selling price:

A. 1160

B. 1190

C. 1150

D. 1210

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Correct Answer: Option B

Explanation:
1400 × 0.85 = 1190.

This question belongs to: Maths Percentage

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