Math, asked by apurva1379, 1 year ago

A new computer can work five times as fast as an older computer. Working together, the computers can complete the job in ten minutes. How long would it take the new computer, working alone, to do the

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Answered by Anonymous
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Working together, Bill and Tom painted a fence in 8 hours. Last year ... How long did Bill and Tom take, when each was painting alone ? ... So I can set up the completion-time info as:.
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