Mathematics, 06.04.2021 02:10 mollycompton04
A company found that an experienced surveyor can survey a roadbed in 5 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.
Answers: 1
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A company found that an experienced surveyor can survey a roadbed in 5 hours. An apprentice surveyor...
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