SOLUTION: two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be befo

Algebra ->  Human-and-algebraic-language -> SOLUTION: two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be befo      Log On


   



Question 947873: two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be before they meet
Answer by lwsshak3(11628) About Me  (Show Source):
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two trains travel at speeds of 72 km/h and 48 km/h respectively. if they start at the same time and travel towards each other from two places 600 km apart, how long will it be before they meet
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72+48=120 km/h=speed at which the two trains are moving toward each other
travel time=distance/speed=600/120=5
how long will it be before the two trains meet? 5 hrs