A number decreased by 12% becomes 176. Original number is: MCQ with Answer and Explanation

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A number decreased by 12% becomes 176. Original number is:

A. 200

B. 195

C. 210

D. 205

Answer: Option A

Solution (By JKSSB Mock Tests)

0.88x = 176 → x = 200.

This question belongs to: Maths Percentage

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Question #1

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In an exam, 40% failed in Science, 30% in Social, 20% in both. Pass percentage is:

A. 40%

B. 45%

C. 50%

D. 55%

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Correct Answer: Option C

Explanation:
Failed in at least one = 40+30-20 = 50%, pass = 50%.

This question belongs to: Maths Percentage

Question #2

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A's salary 20% less than B's. By what % must A's salary be raised to equal B's?

A. 30%

B. 20%

C. 25%

D. 22.5%

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Correct Answer: Option C

Explanation:
A=80, B=100. Increase needed = (20/80)×100 = 25%.

This question belongs to: Maths Percentage

Question #3

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A's income is 25% more than B's, and B's income is 20% less than C's. What percent is A's income of C's?

A. 105%

B. 95%

C. 100%

D. 90%

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Correct Answer: Option C

Explanation:
Let C=100, B=80, A=80×1.25=100. A is 100% of C.

This question belongs to: Maths Percentage

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