To pass need 40%. A student gets 40 marks and fails by 40. Max marks: MCQ with Answer and Explanation

To pass need 40%. A student gets 40 marks and fails by 40. Max marks:

A. 250

B. 200

C. 180

D. 220

Answer: Option B

Pass = 80, 40% M = 80 → M = 200.

This question belongs to: Maths Percentage

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Question #1 Report Error

Kerosene price up 25%. To keep expenditure same, reduce consumption by:

A. 15%

B. 25%

C. 18%

D. 20%

Correct Answer: Option D

Explanation:
Reduction = (25/125)×100 = 20%.

This question belongs to: Maths Percentage

Question #2 Report Error

Length +25%, breadth -20%. Change in area:

A. 5% increase

B. 5% decrease

C. 0%

D. 10% increase

Correct Answer: Option C

Explanation:
1.25×0.8 = 1, 0% change.

This question belongs to: Maths Percentage

Question #3 Report Error

Ratio of two numbers 5:7. First increased 10%, second 20%. New ratio:

A. 55:84

B. 5:7

C. 11:14

D. 13:17

Correct Answer: Option A

Explanation:
First = 5.5, second = 8.4, ratio = 55:84.

This question belongs to: Maths Percentage