Question

Madhu and Meena can do a piece of work in 9 hours. Meena and Mamta can do it in 12 hours
and Madhu and Mamta can do it in 18 hours. In how many hours will they finish the work
together and separately?
le
please explain why 2(1/9+1/12+1/18) ​

Answer 1

Answer:

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