Join Examsbook
A father can do a job as fast as his two sons working together. If one son does the job in 3 hours and the other in 6 hours, how many hours does it take the father to do the job?5
Q: A father can do a job as fast as his two sons working together. If one son does the job in 3 hours and the other in 6 hours, how many hours does it take the father to do the job?
- 11false
- 22true
- 33false
- 44false
- Show AnswerHide Answer
- Workspace