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a diesel train left berlin and traveled north at an average speed of 25 km/h. A cattle train left at the same time and traveled in the opposite direction with an average speed of 35 km/h. Find the number of hours the cattle train needs to travel before the trains are 600 km apart.

a diesel train left berlin and traveled north at an average speed of 25 kmh A cattle train left at the same time and traveled in the opposite direction with an class=

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Answer:

10 hours

Step-by-step explanation:

Let [tex]N[/tex] represent the distance the train heading north has traveled

Let [tex]S\\[/tex] represent the distance the train heading south has traveled

Let [tex]t[/tex] represent the number of hours that has passed

[tex]N=25t\\S=35t[/tex]

[tex]600=N+S[/tex]

[tex]600=25t+35t\\600=60t\\t=10[/tex]

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