Mathematics, 28.02.2020 20:55 zitterkoph
Smith Engineering is in the process of reviewing the salaries of their surveyors. During this review, the company found that an experienced surveyor can survey a roadbed in 7 hours. An apprentice surveyor needs 9 hours to survey the same stretch of road. If the two work together, find how long it takes them to complete the job.
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Smith Engineering is in the process of reviewing the salaries of their surveyors. During this review...
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