Milk and water are in ratio 7:2 in a 488 L mixture. Quantity of milk? MCQ with Answer and Explanation

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Milk and water are in ratio 7:2 in a 488 L mixture. Quantity of milk?

A. 399 L

B. 379 L

C. 109 L

D. 758 L

Answer: Option B

Solution (By JKSSB Mock Tests)

Total parts = 9. Milk = [7 / (7+2)] × 488 = 379 L.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

Milk and water are in ratio 9:4 in a 207 L mixture. Quantity of milk?

A. 176 L

B. 143 L

C. 64 L

D. 286 L

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Correct Answer: Option B

Explanation:
Total parts = 13. Milk = [9 / (9+4)] × 207 = 143 L.

This question belongs to: Maths Ratio and Proportion

Question #2

Find the mean proportional between 16 and 72.

A. 88

B. 36

C. 66

D. 33

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Correct Answer: Option D

Explanation:
Mean proportional = √(16 × 72) = √(1152) = 33.

This question belongs to: Maths Ratio and Proportion

Question #3

Two numbers are in the ratio 15:6 and their sum is 278. Find the numbers.

A. 390 and 156

B. 195 and 78

C. 221 and 61

D. 181 and 92

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Correct Answer: Option B

Explanation:
Numbers = 15k and 6k. 15k + 6k = 278 ⇒ k = 13. Thus, numbers are 195 and 78.

This question belongs to: Maths Ratio and Proportion

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