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1 comp. takes21 min longer than the 2nd comp. 2 calculate. working 2gether, theses comp. can complete the calculations in 10min. how long would it take each comp. working alone,2calculate the value?
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by Valerie077 at May 22, 2010

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Can you make your question more clear?? I don't understand what you are trying to say.

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Sadie May 23, 2010