SOLUTION: two cars leave town @ the same time going in opposite directions. one is going at 25 km/h and the other at 45 km/h. in how many hours will they be 210 km apart??

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Question 62345: two cars leave town @ the same time going in opposite directions. one is going at 25 km/h and the other at 45 km/h. in how many hours will they be 210 km apart??
Answer by joyofmath(189) About Me  (Show Source):
You can put this solution on YOUR website!
two cars leave town @ the same time going in opposite directions. one is going at 25 km/h and the other at 45 km/h. in how many hours will they be 210 km apart??
Every hour the two cars get 25+45 = 70 km apart. So, it takes 3 hours for the two cars to be 210 km apart.