Question

A B and C can do a piece of work in 2 hours if the alone can do the same work in 80 hours how long will it take to do it together if she alone can do the work in 60 hours how long will it take to do it alone

Answer 1

please correct your question then after post it who work alone a, b, c??? incomplete question

Answer 2

80/2= 40 60*40=2400 please mark it as brainalist