Math, asked by manas119717, 10 months ago

A B and C can do a piece of work in 15 12 and 20 days respectively they started the work together but C left two days in how many days will the remaining work be completed by a and b​

Answers

Answered by sruthiraj2201
0

Answer:

1/15+1/12+1/20=(4+5+3)/60=12÷60=1/5 they did 2 days so 2/5 work completed and remaining work is 3/5 is done by A B so 2/5×(1/15+1/20)=2/5×60/7 is the answer

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