Mathematics, 16.02.2021 01:00 ricky9070

Tom takes exactly 30 minutes to rake a lawn and his son Mike takes exactly 60 minutes to rake the same lawn. If Tom and Mike decide to rake the lawn together, and both work at the same rate that they did previously, how many minutes will it take them rake the lawA. 16 b. 20

c. 36

d. 45

e. 90

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Tom takes exactly 30 minutes to rake a lawn and his son Mike takes exactly 60 minutes to rake the sa...