alleryA, B ਅਤੇ C ਇੱਕ ਕੰਮ ਇਕੱਲੇ 30, 20 ਅਤੇ 60 ਦਿਨਾਂ ਵਿੱਚ ਪੂਰਾ ਕਰ ਸਕਦੇ ਹਨ। ਤਿੰਨਾਂ ਨੂੰ ਇਕੱਠੇ ਕਰਨ ਦੀ ਲੋੜ ਹੈ
A12 ਦਿਨ
B8 ਦਿਨ
C10 ਦਿਨ
D15 ਦਿਨ
Answer & Solution
Correct answer: C. 10 ਦਿਨ
ਰੋਜ਼ਾਨਾ ਦਾ ਕੰਮ (2 + 3 + 1)/60 = 6/60 = 1/10 ਨੌਕਰੀ ਦਾ ਹੈ, ਇਸ ਲਈ 10 ਦਿਨ।
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