Convert the fraction 3/8 into a percentage. MCQ with Answer and Explanation

Question

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Convert the fraction 3/8 into a percentage.

A. 33.33%

B. 37.5%

C. 35%

D. 40%

Answer: Option B

Solution (By JKSSB Mock Tests)

(3 / 8) * 100% = 37.5%.

This question belongs to: Maths Percentage

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Question #1

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Difference between a number and its 3/5 is 300. 20% of that number:

A. 180

B. 150

C. 100

D. 120

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Correct Answer: Option B

Explanation:
x - 0.6x = 0.4x = 300 → x = 750, 20% = 150.

This question belongs to: Maths Percentage

Question #2

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33 1/3 % of 240 is:

A. 80

B. 90

C. 70

D. 60

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Correct Answer: Option A

Explanation:
33 1/3% = 1/3, (1/3)×240 = 80.

This question belongs to: Maths Percentage

Question #3

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A number is decreased by 10% and then the new number is increased by 20%. If the resulting number is 540, find the original number.

A. 450

B. 500

C. 480

D. 520

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Correct Answer: Option B

Explanation:
0.9 × 1.2 = 1.08, 1.08x = 540 → x = 500.

This question belongs to: Maths Percentage

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