SOLUTION: A computer can process the payroll for Hometel in 13 hours. An older back-up computer needs 14 hours to process payroll. How long would the job take if the two computers are both u
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Question 1146544: A computer can process the payroll for Hometel in 13 hours. An older back-up computer needs 14 hours to process payroll. How long would the job take if the two computers are both used to do the job? Answer by josgarithmetic(39620) (Show Source):