20.
Andrea and her friend were planning to paint Andrea's aunt's fence this summer. The last
...
Mathematics, 09.06.2021 18:40 mmaglaya1
20.
Andrea and her friend were planning to paint Andrea's aunt's fence this summer. The last
time Andrea painted the fence alone and the painting job took her 6 hours. Her friend had painted
a fence of similar surface area in 4 hours. Which is the best estimate of the time it will take
Andrea and her friend to paint the fence together?
Answers: 3
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