Two numbers are in the ratio 4:5 and their sum is 398. Find the numbers. MCQ with Answer and Explanation
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Question #1
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If a:b = 2:7 and b:c = 7:9, then a:b:c = ?
Correct Answer: Option D
Explanation:
Combine ratios: a:b = 2:7, b:c = 7:9 ⇒ a:b:c = 2:7:9.
Combine ratios: a:b = 2:7, b:c = 7:9 ⇒ a:b:c = 2:7:9.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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If a:b = 4:10 and b:c = 10:6, then a:b:c = ?
Correct Answer: Option C
Explanation:
Combine ratios: a:b = 4:10, b:c = 10:6 ⇒ a:b:c = 4:10:6.
Combine ratios: a:b = 4:10, b:c = 10:6 ⇒ a:b:c = 4:10:6.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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If a:b = 8:4 and b:c = 4:11, then a:b:c = ?
Correct Answer: Option A
Explanation:
Combine ratios: a:b = 8:4, b:c = 4:11 ⇒ a:b:c = 8:4:11.
Combine ratios: a:b = 8:4, b:c = 4:11 ⇒ a:b:c = 8:4:11.
This question belongs to:
Maths
Ratio and Proportion
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