The price of a product increases by 20%, and then again by 20%. What is the net percentage increase? MCQ with Answer and Explanation

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The price of a product increases by 20%, and then again by 20%. What is the net percentage increase?

A. 44%

B. 42%

C. 48%

D. 40%

Answer: Option A

Solution (By JKSSB Mock Tests)

Successive percentage formula: 20 + 20 + (20 * 20 / 100) = 40 + 4 = 44%.

This question belongs to: Maths Percentage

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Question #1

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If the price of a book is increased by 20%, its new price is Rs. 180. Original price was:

A. 160

B. 140

C. 170

D. 150

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Correct Answer: Option D

Explanation:
Let original price be P. 1.2P = 180 → P = 150.

This question belongs to: Maths Percentage

Question #2

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Convert 2/5 into a percentage.

A. 50%

B. 20%

C. 30%

D. 40%

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Correct Answer: Option D

Explanation:
2/5 × 100 = 40%.

This question belongs to: Maths Percentage

Question #3

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A man gave 35% of money to wife, 40% of remainder to son, rest to daughter. Daughter got Rs. 3900. Total money:

A. 8000

B. 12000

C. 9000

D. 10000

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Correct Answer: Option D

Explanation:
Wife 35%, left 65%, son 40% of 65% = 26%, left 39% = 3900 → total = 10000.

This question belongs to: Maths Percentage

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