Math, asked by faizan694, 10 months ago

7. A can do a piece of work in 3 days, B can do it in 9 days and C can do in 4 1/2 days
How long will
thay take to complete the work if they work together?

Answers

Answered by purshotamSingh
3

Answer:

1/3+1/9+9/2

6+18+9/2

33/2

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