Two numbers are in ratio 7:5. Their difference is 102. What is their sum? MCQ with Answer and Explanation
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Question #1
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If a:b = 2:8 and b:c = 8:10, then a:b:c = ?
Correct Answer: Option A
Explanation:
Combine ratios: a:b = 2:8, b:c = 8:10 ⇒ a:b:c = 2:8:10.
Combine ratios: a:b = 2:8, b:c = 8:10 ⇒ a:b:c = 2:8:10.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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If a:b = 5:7 and b:c = 7:5, then a:b:c = ?
Correct Answer: Option A
Explanation:
Combine ratios: a:b = 5:7, b:c = 7:5 ⇒ a:b:c = 5:7:5.
Combine ratios: a:b = 5:7, b:c = 7:5 ⇒ a:b:c = 5:7:5.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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If a:b = 3:3 and b:c = 3:10, then a:b:c = ?
Correct Answer: Option A
Explanation:
Combine ratios: a:b = 3:3, b:c = 3:10 ⇒ a:b:c = 3:3:10.
Combine ratios: a:b = 3:3, b:c = 3:10 ⇒ a:b:c = 3:3:10.
This question belongs to:
Maths
Ratio and Proportion
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