A,B,C can do a piece of work in 15, 12 and 20 days respectively. They started the work together, but C left after 2 days. In how many days will the remaining work be completed by A and B?
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A's work= 15
A's one day work= 1/15
b's work= 12
b's one day work = 1/12
c's work = 20
c's one day work=1/20
1/15+1/12-1/20
take lcm and solve it
A's one day work= 1/15
b's work= 12
b's one day work = 1/12
c's work = 20
c's one day work=1/20
1/15+1/12-1/20
take lcm and solve it
Medhab:
OK thanks let Me check
I'm not sure about my answer.. I'm getting confused.. Can you please give me the answer
Please
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