Asked by wes
A mail handler needs 3 hours to sort the mail, but with an assistant, it takes 2 hours. How long would it take the assistant to sort the mail working alone?
Answers
Answered by
drwls
Let that assitant's time be t.
1/2 = 1/t + 1/3 jobs per hour
1/t = 1/6
t = 6 hours
1/2 = 1/t + 1/3 jobs per hour
1/t = 1/6
t = 6 hours
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.