SOLUTION: Maya takes 12 hours to type a report. Her friend helps her and together they finish the job in 4 hours. How long would it take her friend has she worked alone?

Question 940063: Maya takes 12 hours to type a report. Her friend helps her and together they finish the job in 4 hours. How long would it take her friend has she worked alone?
Answer by srinivas.g(540) (Show Source): You can put this solution on YOUR website!
Maya takes 12 hours to type a report
In 1 hr, she can type = 1/12 of report
maya & her friend together can type in 4 hrs
In 1 hr, they together can type 1/4 of report
In 1 hr, her friend alone can type =
=
=
=
=
=
In 1 hr , her friend alone can type 1/6 th report.
To type full report , she will take 6 hours
Result:her alone can type in 6 hrs
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