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QUESTION
Working together, two secretaries can stuff the envelopes for a political fund raising letter in 3 hours. working alone it takes the slower worker 8 hours longer than the faster worker. how long does
Working together, two secretaries can stuff the envelopes for a political fund raising letter in 3 hours. working alone it takes the slower worker 8 hours longer than the faster worker. how long does it take to do the job alone
