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 JKSSB Mock Tests)

0.75 × 2 = 1.5, increase 50%.

This question belongs to: Maths Percentage

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Question #1

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Allows 15% discount, still gains 19% profit. Markup % on CP:

A. 40%

B. 30%

C. 35%

D. 38%

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Correct Answer: Option A

Explanation:
CP=100, SP=119, MP=119/0.85=140, markup 40%.

This question belongs to: Maths Percentage

Question #2

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A number is increased by 10% and then decreased by 10%. If the resulting number is 1188, what was the original number?

A. 1200

B. 1150

C. 1250

D. 1100

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Correct Answer: Option A

Explanation:
1.1 × 0.9 = 0.99, 0.99x = 1188 → x = 1200.

This question belongs to: Maths Percentage

Question #3

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A machine depreciates 10% per year. Its value after 1 year if purchased for Rs. 50,000 is:

A. 46,000

B. 47,000

C. 45,000

D. 44,000

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Correct Answer: Option C

Explanation:
Value = 50,000 × 0.9 = 45,000.

This question belongs to: Maths Percentage

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