Question

Rajesh and rajiv can do a work in 18hours they worked together for 8hours and then Rajesh left the work how long will rajiv take to finish the work if rajiv alone can do in 27 hours

Answer 1

Answer:

1/18×8=4/9

Remaining=5/9

5/9×27=15 hours

Rajiv can finish this work in 15 hours

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