Computer price reduced 25%, sale increased 100%. Net effect on revenue: MCQ with Answer and Explanation

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Computer price reduced 25%, sale increased 100%. Net effect on revenue:

A. 40% increase

B. 25% increase

C. 50% increase

D. 60% increase

Answer: Option C

Solution (By JKExamLibrary)

0.75 × 2 = 1.5, increase 50%.

This question belongs to: Maths Percentage

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Question #1

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What is 12.5% of 800?

A. 150

B. 80

C. 100

D. 120

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Correct Answer: Option C

Explanation:
12.5% is equivalent to the fraction 1/8. (1/8) * 800 = 100.

This question belongs to: Maths Percentage

Question #2

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Production increased from 4000 to 5000. Percentage increase:

A. 20%

B. 25%

C. 27.5%

D. 22.5%

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Correct Answer: Option B

Explanation:
(1000/4000)×100 = 25%.

This question belongs to: Maths Percentage

Question #3

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A number decreased by 20% becomes 64. The number is:

A. 72

B. 84

C. 76

D. 80

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Correct Answer: Option D

Explanation:
0.8x = 64 → x = 80.

This question belongs to: Maths Percentage

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