Question

A and B
can finish a work in 30 days. The
worked for it for 20 days and then B left. Th
remaining work was done by A alone in 20 mon
days. A alone can finish the work in​

Answer 1

Answer:

work finish by A in one day 1/30daysandBinone day is1/20

Step-by-step explanation:

total work ofAandBis1/30+1/20is1/12

Answer 2

Answer:

60days

Step-by-step explanation:

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