A, b and c can do a piece of work in 72, 48 and 36 days respectively. for first x/2 days, a & b work together and for next ((x+6))/3days all three worked together. remaining 125/3% of work is completed by d in 10 days. if c & d worked together for x day then, what portion of work will be remained? (a) 1/5 (b) 1/6 (c) 3/5 (d) 2/5
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prateekdahiya27:
answer is c
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