A student scored 20% marks and failed by 36 marks. Another student scored 30% marks and got 24 marks more than the passing marks. Find the passing marks. MCQ with Answer and Explanation

Question

A student scored 20% marks and failed by 36 marks. Another student scored 30% marks and got 24 marks more than the passing marks. Find the passing marks.

A. 180

B. 156

C. 160

D. 140

Answer: Option B

Solution (By JKSSB Mock Tests)

0.2M + 36 = 0.3M - 24 → 0.1M = 60 → M = 600. Passing marks = 0.2×600+36 = 156.

This question belongs to: Maths Percentage

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Question #1

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In an office, 44% of the employees are females. If the number of males is 168, the total number of employees is:

A. 280

B. 320

C. 350

D. 300

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Correct Answer: Option D

Explanation:
56% = 168, total=168/0.56=300.

This question belongs to: Maths Percentage

Question #2

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A man's salary is increased by 12% and then decreased by 12%. Find the net change in his salary.

A. 1.44% decrease

B. 2.4% decrease

C. No change

D. 1.44% increase

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Correct Answer: Option A

Explanation:
1.12 × 0.88 = 0.9856, decrease 1.44%.

This question belongs to: Maths Percentage

Question #3

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A machine depreciates 10% per year. Its value after 1 year if purchased for Rs. 50,000 is:

A. 46,000

B. 45,000

C. 44,000

D. 47,000

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Correct Answer: Option B

Explanation:
Value = 50,000 × 0.9 = 45,000.

This question belongs to: Maths Percentage

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