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Mathematics, 21.05.2021 01:20 brandistrothma

It takes Bert 30 minutes longer to mow a rectangular lawn that measures 30 feet by 25 feet than it takes him to mow a rectangular lawn that measures 20 feet by 15 feet. If he mows the same rate per square foot, how long does it take him to mow both lawns? 50, 60, 70 or 80 minutes?

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