Mathematics, 02.03.2021 07:50 gracebrownnn

John and Sam have a lawn mowing service. At one home, John can mow the lawn by himself in 2 hours, but it takes Sam 1.5 hours. How many hours t will it take them to mow the same lawn together? Give the answer correct to one decimal place. (Enter a number.)

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John and Sam have a lawn mowing service. At one home, John can mow the lawn by himself in 2 hours, b...

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