Two numbers are in the ratio 14:6 and their sum is 644. Find the numbers. MCQ with Answer and Explanation
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Question #1
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If a:b = 7:7 and b:c = 7:7, then a:b:c = ?
Correct Answer: Option D
Explanation:
Combine ratios: a:b = 7:7, b:c = 7:7 ⇒ a:b:c = 7:7:7.
Combine ratios: a:b = 7:7, b:c = 7:7 ⇒ a:b:c = 7:7:7.
This question belongs to:
Maths
Ratio and Proportion
Question #2
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Milk and water are in ratio 8:2 in a 260 L mixture. Quantity of milk?
Correct Answer: Option C
Explanation:
Total parts = 10. Milk = [8 / (8+2)] × 260 = 208 L.
Total parts = 10. Milk = [8 / (8+2)] × 260 = 208 L.
This question belongs to:
Maths
Ratio and Proportion
Question #3
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Two numbers are in the ratio 6:5 and their sum is 517. Find the numbers.
Correct Answer: Option C
Explanation:
Numbers = 6k and 5k. 6k + 5k = 517 ⇒ k = 47. Thus, numbers are 282 and 235.
Numbers = 6k and 5k. 6k + 5k = 517 ⇒ k = 47. Thus, numbers are 282 and 235.
This question belongs to:
Maths
Ratio and Proportion
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