What is 20% more than 350? MCQ with Answer and Explanation

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What is 20% more than 350?

A. 400

B. 420

C. 430

D. 410

Answer: Option B

Solution (By JKSSB Mock Tests)

350 × 1.2 = 420.

This question belongs to: Maths Percentage

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Question #1

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Value of a scooter depreciates 10% per year. Price 40,000, after 1 year value is:

A. 34,000

B. 35,000

C. 36,000

D. 37,000

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Correct Answer: Option C

Explanation:
40,000 × 0.9 = 36,000.

This question belongs to: Maths Percentage

Question #2

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80 is what percent of 160?

A. 55%

B. 40%

C. 50%

D. 45%

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Correct Answer: Option C

Explanation:
(80/160) × 100 = 50%.

This question belongs to: Maths Percentage

Question #3

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A student multiplied a number by 7/4 instead of 4/7. What is the percentage error?

A. 100%

B. 206.25%

C. 200%

D. 150%

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Correct Answer: Option B

Explanation:
True = 4/7x. False = 7/4x. Error = (7/4 - 4/7)x = (33/28)x. % Error = ((33/28) / (4/7)) * 100 = (33/16) * 100 = 206.25%.

This question belongs to: Maths Percentage

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