alleryपाइप A एक टंकी को 4 घंटे में और पाइप B 12 घंटे में भरता है। दोनों मिलकर एक घंटे में कितना भाग भरेंगे?
A1/6
B1/8
C1/16
D1/3
Answer & Solution
Correct answer: D. 1/3
1/4 + 1/12 = 3/12 + 1/12 = 4/12 = 1/3 भाग।
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