SOLUTION: A truck left Huck�s trucks and traveled north on 80 km/h. one hour later, anther truck left Huck�s trucks and traveled south at 60 km/h. how many hours had the first truck traveled

Question 398817: A truck left Huck�s trucks and traveled north on 80 km/h. one hour later, anther truck left Huck�s trucks and traveled south at 60 km/h. how many hours had the first truck traveled when they were 150 km apart?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
when the 2nd truck left, the 1st truck
traveled
km
Let = time in hours after 2nd truck leaves
and they are km apart
The second truck travels
The 1st truck travels
I have to add km

hrs
The 1st truck had traveled = 1.5 hrs
when they were 150 km apart
check answer:

and

OK
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