A's marks are 20% more than B's and B's marks are 20% less than C's. If A got 120 marks, C's marks are: MCQ with Answer and Explanation

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A's marks are 20% more than B's and B's marks are 20% less than C's. If A got 120 marks, C's marks are:

A. 110

B. 125

C. 120

D. 100

Answer: Option B

Solution (By JKExamLibrary)

A=1.2B → B=120/1.2=100. B=0.8C → C=100/0.8=125.

This question belongs to: Maths Percentage

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Question #1

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Cost article Rs. 500, marked up 60%, then 25% discount. Selling price:

A. 575

B. 600

C. 625

D. 550

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Correct Answer: Option B

Explanation:
Marked = 500×1.6 = 800, SP = 800×0.75 = 600.

This question belongs to: Maths Percentage

Question #2

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If 30% of a number is 90, the number is:

A. 300

B. 250

C. 320

D. 280

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Correct Answer: Option A

Explanation:
0.3x = 90 → x = 300.

This question belongs to: Maths Percentage

Question #3

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Gave 25% to wife, 30% of remainder to son, rest to daughter. Daughter got Rs. 5250, total:

A. 11000

B. 10000

C. 8000

D. 9000

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Correct Answer: Option B

Explanation:
Wife 25%, left 75%. Son 30% of 75%=22.5%, left 52.5% = 5250 → total = 10000.

This question belongs to: Maths Percentage

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