Question

A and B can do a piece of work in 24 days B and C in 30 days and C and A in 36 days. All they work together for 18 days and then A leaves. In what additional time will the work be finished? ​

Answer 1

Answer:

2(A + B + C)'s1day'swork=130+124+120=15120=18∴(A + B + C)'s1day'swork=12×8=116WorkdonebyA,B,Cin10days=1016=58Remainingwork=1−58=38A's1day'swork=116−124=148Now,148workisdonebyAin1daySo,38workwillbedonebyAin48×38=18days

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