Mathematics, 28.06.2020 15:01, shekinahdavis8760

Jamie can shovel the driveway in 7 hours, but if his sister Emma helps it would take 2 hours. How long would it take Emma to shovel the driveway alone?

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Jamie can shovel the driveway in 7 hours, but if his sister Emma helps it would take 2 hours. How lo...

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