Asked by TinaG

Kim can mow the greens at golf course twice as fast as I can.
Working together, we can mow them in four hours.
How long will it take me to mow the greans alone?
Answered by bobpursley
Let 1green/T be your rate, so 2green/T is her rate

1green=(1green/T+2green/T)*4hrs

1=12/T

T=12 hrs
bummer of a long job.
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