if sue can type a certain number of mailing labelsin 6 hours. tom and sue together can type the same…

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if sue can type a certain number of mailing labelsin 6 hours. tom and sue together can type the same…

if sue can type a certain number of mailing labelsin 6 hours. tom and sue together can type the same number in 4 hours. how long will it take tom alone to type the labels

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