Working together, Adam and Ming porch in 7.24 minutes. Had she done it alone it would have taken Ming 15 minutes. How long would
it take Adam to do it alone?
1 answer:
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Answer:
C. m+n/2
Step-by-step explanation:
Factor out the 3 in the numerator and apply the difference of squares, factor out the 6 in the denominator, and reduce where applicable. It'll all cone out to look like option C.
