Milk and water are in ratio 4:2 in a 505 L mixture. Quantity of milk? MCQ with Answer and Explanation

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Milk and water are in ratio 4:2 in a 505 L mixture. Quantity of milk?

A. 672 L

B. 336 L

C. 169 L

D. 383 L

Answer: Option B

Solution (By JKSSB Mock Tests)

Total parts = 6. Milk = [4 / (4+2)] × 505 = 336 L.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

Find the mean proportional between 11 and 38.

A. 40

B. 20

C. 49

D. 23

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Correct Answer: Option B

Explanation:
Mean proportional = √(11 × 38) = √(418) = 20.

This question belongs to: Maths Ratio and Proportion

Question #2

Ratio of present ages of A and B is 5:6. After 9 years, the ratio becomes 7:7. Present age of A is?

A. 200 years

B. 95 years

C. 105 years

D. 100 years

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Correct Answer: Option D

Explanation:
Let ages 5k and 6k. Then (5k + 9)/(6k + 9) = 7/7. Solving gives k ≈ 20, age of A = 5*20 = 100.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 4:6 and b:c = 6:11, then a:b:c = ?

A. 4:6:11

B. 3:6:12

C. 4:7:11

D. 8:12:22

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 4:6, b:c = 6:11 ⇒ a:b:c = 4:6:11.

This question belongs to: Maths Ratio and Proportion

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