Mathematics, 14.07.2020 01:01 jenni333
A clerical worker takes 3 times as long to finish a job as it does an executive secretary. Working together, it takes them 2 hr to finish the job. How long would it take the clerical worker, working alone, to finish the job?
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A clerical worker takes 3 times as long to finish a job as it does an executive secretary. Working t...
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