Price of rice reduced by 20%, allowing a person to buy 5 kg more for Rs. 120. Reduced price per kg is: MCQ with Answer and Explanation

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Price of rice reduced by 20%, allowing a person to buy 5 kg more for Rs. 120. Reduced price per kg is:

A. Rs. 3.6

B. Rs. 5.4

C. Rs. 4.8

D. Rs. 4

Answer: Option C

Solution (By JKSSB Mock Tests)

Original x, xy=120. New 0.8x(y+5)=120 → 96+4x=120 → x=6, reduced price = 4.8.

This question belongs to: Maths Percentage

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Question #1

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Fresh fruit has 68% water, dry fruit 20% water. Dry fruit from 100 kg fresh fruit:

A. 32 kg

B. 50 kg

C. 60 kg

D. 40 kg

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Correct Answer: Option D

Explanation:
Dry matter in fresh = 32 kg, in dry fruit 80% is dry matter, weight = 32/0.8 = 40 kg.

This question belongs to: Maths Percentage

Question #2

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The present ages of A and B are in the ratio 6:7. After 8 years, the ratio of their ages will be 8:9. Find the sum of their present ages.

A. 60 years

B. 56 years

C. 48 years

D. 52 years

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Correct Answer: Option D

Explanation:
Ages 6x,7x. (6x+8)/(7x+8)=8/9 → 54x+72=56x+64 → 2x=8 → x=4. Sum=6x+7x=13x=52.

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Question #3

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A cricket team won 60% of 50 matches. Matches lost:

A. 20

B. 22

C. 24

D. 18

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Correct Answer: Option A

Explanation:
Lost = 40% of 50 = 20.

This question belongs to: Maths Percentage

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