If a:b = 4:3 and b:c = 3:10, then a:b:c = ? MCQ with Answer and Explanation
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Question #1
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If a:b = 2:6 and b:c = 6:10, then a:b:c = ?
Correct Answer: Option B
Explanation:
Combine ratios: a:b = 2:6, b:c = 6:10 ⇒ a:b:c = 2:6:10.
Combine ratios: a:b = 2:6, b:c = 6:10 ⇒ a:b:c = 2:6:10.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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Two numbers are in ratio 11:6. Their difference is 58. What is their sum?
Correct Answer: Option C
Explanation:
Numbers 11k, 6k. Difference |11-6|k = 58 ⇒ k = 11. Sum = (11+6)k ≈ 272.
Numbers 11k, 6k. Difference |11-6|k = 58 ⇒ k = 11. Sum = (11+6)k ≈ 272.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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If a:b = 3:4 and b:c = 4:7, then a:b:c = ?
Correct Answer: Option D
Explanation:
Combine ratios: a:b = 3:4, b:c = 4:7 ⇒ a:b:c = 3:4:7.
Combine ratios: a:b = 3:4, b:c = 4:7 ⇒ a:b:c = 3:4:7.
This question belongs to:
Maths
Ratio and Proportion
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