Kilometers 7684

My father went to dig 6 kilometers of beet at 6:00 pm. It would take him 12 hours. After an hour, the son arrived, and they finished digging at 10:00. How long would it take to dig 6 km of beet for his son?

Correct answer:

b =  0 h

Step-by-step explanation:

(10.006.00)/12 + (10.007.00)/b = 1  b=<÷class=alertalertdanger>Equationisnonlinear.</÷><÷class="clear"id="f2"></÷><h2>Calculation:</h2>Equationislinearandhaveonesolution:8b+36=0x=4.5</÷>=0 h

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