SOLUTION: If two trains are 120 miles apart and are travelling toward each other at constant rate of 30mph and 40mph respectively.How far apart will they be exactly 1 hr before they meet.

Question 358395: If two trains are 120 miles apart and are travelling toward each other at constant rate of 30mph and 40mph respectively.How far apart will they be exactly 1 hr before they meet.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
If two trains are 120 miles apart and are travelling toward each other at constant rate of 30mph and 40mph respectively.How far apart will they be exactly 1 hr before they meet.
..
add up their speeds 40+30 = 70 mph.
they approach 70 miles towards each other in 1 hour.
they were 120 miles away.
120-70 = 50 miles.
they will be 50 miles away. after one hour.
...
m.ananth@hotmail.ca
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