Price up 20%, person buys 2 kg less for Rs. 60. Original price/kg: MCQ with Answer and Explanation

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Price up 20%, person buys 2 kg less for Rs. 60. Original price/kg:

A. Rs. 6

B. Rs. 5

C. Rs. 7

D. Rs. 4

Answer: Option B

Solution (By JKSSB Mock Tests)

Original price x, xy=60. New 1.2x(y-2)=60 → 1.2×60 - 2.4x =60 → x=5.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

If 25% of A = 35% of B = 70, then A + B = ?

A. 420

B. 480

C. 460

D. 380

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Correct Answer: Option B

Explanation:
A = 70/0.25 = 280, B = 70/0.35 = 200, sum = 480.

This question belongs to: Maths Percentage

Question #2

If the radius of a circle is decreased by 30%, the area decreases by:

A. 60%

B. 49%

C. 42%

D. 51%

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Correct Answer: Option D

Explanation:
New area = 0.7² = 0.49, decrease 51%.

This question belongs to: Maths Percentage

Question #3

Fresh grapes contain 68% water while dry grapes contain 20% water. How many kilograms of dry grapes can be obtained from 100 kg of fresh grapes?

A. 40 kg

B. 32 kg

C. 50 kg

D. 80 kg

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Correct Answer: Option A

Explanation:
Quantity of pulp in fresh grapes = 100% - 68% = 32%. So, pulp = 32 kg. In dry grapes, pulp is 100% - 20% = 80%. Let dry grapes be D kg. 80% of D = 32 implies D = (32 / 0.8) = 40 kg.

This question belongs to: Maths Percentage

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