sydcharm8ocgkf sydcharm8ocgkf

24-04-2017
Mathematics

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Twin brothers, person a and person b, can mow their grandparent's lawn together in 18 minutes. person a could mow the lawn by himself in 15 minutes less time than it would take person
b. how long would it take person b to mow the lawn by himself?

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mirandapaige1 mirandapaige1

24-04-2017

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