alleryਪਾਈਪ A ਇੱਕ ਟੈਂਕ ਨੂੰ 4 ਘੰਟਿਆਂ ਵਿੱਚ ਭਰਦਾ ਹੈ ਅਤੇ ਪਾਈਪ B 12 ਘੰਟਿਆਂ ਵਿੱਚ। ਦੋਵੇਂ ਇੱਕ ਘੰਟੇ ਵਿੱਚ ਕਿਹੜੇ ਅੰਸ਼ ਨੂੰ ਭਰਦੇ ਹਨ?
A1/6
B1/8
C1/16
D1/3
Answer & Solution
Correct answer: D. 1/3
ਇੱਕ ਘੰਟੇ ਵਿੱਚ ਉਹ 1/4 + 1/12 = 3/12 + 1/12 = 4/12 ਭਰਦੇ ਹਨ, ਜੋ ਕਿ 1/3 ਹੈ।
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