alleryఒక ఇన్లెట్ పైపు ఒక తొట్టెను 6 గంటల్లో మరియు మరొకటి 12 గంటల్లో నింపుతుంది. రెండింటినీ కలిపి తెరిస్తే అది నిండటానికి పట్టే సమయం
A9 గంటలు
B5 గంటలు
C4 గంటలు
D3 గంటలు
Answer & Solution
Correct answer: C. 4 గంటలు
నింపే రేట్ల మొత్తం గంటకు తొట్టెలో 1/6 + 1/12 = 3/12 = 1/4 వంతు అవుతుంది, కాబట్టి 4 గంటలు.
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