Tractors
Fields go plow two tractors with various performances. The first tractor plows the whole field in 14 hours. The second tractor plows the whole field 8 hours déle.
How long does it take to plow the whole field with two tractors?
How long does it take to plow the whole field with two tractors?
Correct answer:
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statisticsalgebrabasic operations and conceptsUnits of physical quantitiesthemes, topicsGrade of the word problem
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