Math, asked by christysusan, 11 months ago

A and B working together, can do a piece of work in 4 1/2 hours. B and C working together can do it in 2 1/4 hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of work.

Answers

Answered by shrey8050

0

INCOMPLETE QUESTION.
WORK OF A AND C NOT GIVEN

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