Milk and water are in ratio 4:3 in a 517 L mixture. Quantity of milk? MCQ with Answer and Explanation
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Question #1
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Two numbers are in the ratio 10:13 and their sum is 790. Find the numbers.
Correct Answer: Option C
Explanation:
Numbers = 10k and 13k. 10k + 13k = 790 ⇒ k = 34. Thus, numbers are 340 and 442.
Numbers = 10k and 13k. 10k + 13k = 790 ⇒ k = 34. Thus, numbers are 340 and 442.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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Two numbers are in ratio 9:7. Their difference is 150. What is their sum?
Correct Answer: Option B
Explanation:
Numbers 9k, 7k. Difference |9-7|k = 150 ⇒ k = 75. Sum = (9+7)k ≈ 288.
Numbers 9k, 7k. Difference |9-7|k = 150 ⇒ k = 75. Sum = (9+7)k ≈ 288.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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If a:b = 7:5 and b:c = 5:8, then a:b:c = ?
Correct Answer: Option C
Explanation:
Combine ratios: a:b = 7:5, b:c = 5:8 ⇒ a:b:c = 7:5:8.
Combine ratios: a:b = 7:5, b:c = 5:8 ⇒ a:b:c = 7:5:8.
This question belongs to:
Maths
Ratio and Proportion
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