Wage decreased 20% then increased 20%. Loss %: MCQ with Answer and Explanation

Question

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Wage decreased 20% then increased 20%. Loss %:

A. 4%

B. 0%

C. 2%

D. 5%

Answer: Option A

Solution (By JKSSB Mock Tests)

0.8×1.2 = 0.96, loss 4%.

This question belongs to: Maths Percentage

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Question #1

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175% of 80 is:

A. 150

B. 120

C. 130

D. 140

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Correct Answer: Option D

Explanation:
1.75 × 80 = 140.

This question belongs to: Maths Percentage

Question #2

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Find the single equivalent discount for successive discounts of 20% and 20%.

A. 38%

B. 42%

C. 36%

D. 40%

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Correct Answer: Option C

Explanation:
Equivalent discount = 20 + 20 - (20 * 20 / 100) = 40 - 4 = 36%.

This question belongs to: Maths Percentage

Question #3

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In an election between two candidates, the winner got 60% of the votes and won by a majority of 400 votes. What was the total number of votes cast?

A. 1500

B. 2000

C. 1000

D. 2500

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Correct Answer: Option B

Explanation:
Winner = 60%, Loser = 40%. Difference = 20%. 20% of Total = 400. Total = 400 * (100 / 20) = 2000.

This question belongs to: Maths Percentage

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