In a mixture of 80 litres, the ratio of milk to water is 3:2. How much water must be added to make the ratio 1:2? MCQ with Answer and Explanation

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In a mixture of 80 litres, the ratio of milk to water is 3:2. How much water must be added to make the ratio 1:2?

A. 64 L

B. 60 L

C. 72 L

D. 80 L

Answer: Option B

Solution (By JKExamLibrary)

Milk = 48 L, water = 32 L. For milk:water = 1:2, water needed = 96 L, add 64 L? Wait, 48:96 = 1:2, so add 64 L. Option B 64 L. So answer B.

This question belongs to: Maths Percentage

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Practice More Percentage Questions

Question #1

What percent of 80 is 24?

A. 30%

B. 40%

C. 35%

D. 25%

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Correct Answer: Option A

Explanation:
(24/80) × 100 = 30%.

This question belongs to: Maths Percentage

Question #2

1/4 as percentage is:

A. 25%

B. 15%

C. 20%

D. 30%

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Correct Answer: Option A

Explanation:
(1/4)×100 = 25%.

This question belongs to: Maths Percentage

Question #3

If 20% of (A+B) = 50% of (A-B), then A:B is:

A. 3:7

B. 7:3

C. 5:3

D. 3:5

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Correct Answer: Option B

Explanation:
0.2(A+B)=0.5(A-B) → 2(A+B)=5(A-B) → 2A+2B=5A-5B → 7B=3A → A/B=7/3.

This question belongs to: Maths Percentage

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