A dishonest shopkeeper uses 800 g weight instead of 1 kg. His profit %: MCQ with Answer and Explanation

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A dishonest shopkeeper uses 800 g weight instead of 1 kg. His profit %:

A. 20%

B. 22.5%

C. 25%

D. 30%

Answer: Option C

Solution (By JKSSB Mock Tests)

Profit = (200/800)×100 = 25%.

This question belongs to: Maths Percentage

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Question #1

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Price of rice reduced by 20%, allowing a person to buy 5 kg more for Rs. 120. Reduced price per kg is:

A. Rs. 4.8

B. Rs. 3.6

C. Rs. 4

D. Rs. 5.4

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Correct Answer: Option A

Explanation:
Original x, xy=120. New 0.8x(y+5)=120 → 96+4x=120 → x=6, reduced price = 4.8.

This question belongs to: Maths Percentage

Question #2

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A candidate got 65% votes and won by 300 votes. Total votes polled:

A. 1200

B. 800

C. 900

D. 1000

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Correct Answer: Option D

Explanation:
Margin = 30% of total = 300 → total = 1000.

This question belongs to: Maths Percentage

Question #3

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A number increased by 10% then decreased by 10% gives net:

A. 1% decrease

B. 1% increase

C. 0%

D. 2% decrease

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Correct Answer: Option A

Explanation:
1.1 × 0.9 = 0.99, 1% decrease.

This question belongs to: Maths Percentage

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