Question

1. Three friends Anne, Bob and Chris work together
to do a certain job. The time it takes them to do
the work together is 6 hours less than Anne would
have take alone, 1 hour less than Bob would have taken alone and half the time chris would have taken working alone. How long did it take them to complete the job , working together ?​

Answer 1

Answer:

5 hours 30 minutes is ans ok