Field sowing

One tractor would sow the field in 3 hours and the other in 7 hours. How long before the fields grow together?

Final Answer:

t =  2.1 h

Step-by-step explanation:


t·(1/3+1/7)=1

10t = 21


t = 21/10 = 2.1

t = 21/10 = 2.1

Our simple equation calculator calculates it.



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