alleryਪਾਈਪ P ਪਾਈਪ Q ਨਾਲੋਂ ਤਿੰਨ ਗੁਣਾ ਤੇਜ਼ ਹੈ, ਅਤੇ ਦੋਵੇਂ 12 ਮਿੰਟਾਂ ਵਿੱਚ ਇੱਕ ਟੈਂਕ ਭਰਦੇ ਹਨ। Q ਨੂੰ ਸਿਰਫ਼
A36 ਮਿੰਟ
B48 ਮਿੰਟ
C42 ਮਿੰਟ
D60 ਮਿੰਟ
Answer & Solution
Correct answer: B. 48 ਮਿੰਟ
3x ਅਤੇ x ਦਰਾਂ 4x = 1/12 ਦਿੰਦੀਆਂ ਹਨ, ਇਸ ਲਈ x = 1/48 ਅਤੇ Q ਇਕੱਲੇ 48 ਮਿੰਟ ਲੈਂਦੇ ਹਨ।
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