Two numbers are in the ratio 13:4 and their sum is 771. Find the numbers. MCQ with Answer and Explanation
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Question #1
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If a:b = 4:7 and b:c = 7:4, then a:b:c = ?
Correct Answer: Option B
Explanation:
Combine ratios: a:b = 4:7, b:c = 7:4 ⇒ a:b:c = 4:7:4.
Combine ratios: a:b = 4:7, b:c = 7:4 ⇒ a:b:c = 4:7:4.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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If a:b = 6:9 and b:c = 9:4, then a:b:c = ?
Correct Answer: Option D
Explanation:
Combine ratios: a:b = 6:9, b:c = 9:4 ⇒ a:b:c = 6:9:4.
Combine ratios: a:b = 6:9, b:c = 9:4 ⇒ a:b:c = 6:9:4.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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Two numbers are in the ratio 5:10 and their sum is 527. Find the numbers.
Correct Answer: Option C
Explanation:
Numbers = 5k and 10k. 5k + 10k = 527 ⇒ k = 35. Thus, numbers are 175 and 350.
Numbers = 5k and 10k. 5k + 10k = 527 ⇒ k = 35. Thus, numbers are 175 and 350.
This question belongs to:
Maths
Ratio and Proportion
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