A and B can do a work in 2 days, B and C in 6 days and C and A in 8 days. In how many days will the work be completed, if all three of them work together?\nOptions:\n(A) 12/28\n(B) 48/19\n(C) 16/48\n(D) 18/48\n(E) 12/64 Stream of consciousness:
User
One day work of A and B = 1/2\nOne day work of B and C = 1/6\nOne day work of C and A = 1/8\n2(A + B + C) = 1/2 + 1/6 + 1/8\n2(A + B + C) = 19/24\n(A + B + C) = 19/48\nNumber of days required = 48/19 days.
Thus, the answer is (B).
Assistant