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Mathematics, 11.01.2022 14:00 lekepius3715

A clerical worker takes 4 times as long to finish a job as it does an executive secretary. Working together, it takes them 4 hr to finish the job. How long the clerical worker, working alone, to finish the job?


A clerical worker takes 4 times as long to finish a job as it does an executive secretary. Working

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