SOLUTION: @ noon a train leaves bridgton heading east at 90 mi/h to cogsville, 450 mi away. at 12:15 p.m. a train leave cogsville heading west to bridgton at 100 mi/h. at what time will they
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Question 51645: @ noon a train leaves bridgton heading east at 90 mi/h to cogsville, 450 mi away. at 12:15 p.m. a train leave cogsville heading west to bridgton at 100 mi/h. at what time will they pass each other?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Where will the 1st train be at 12:15?
It will have travelled for 15 min at 90 mi/hr
r*t = d
90 mi/hr * 1/4 hr = 22.5 mi from Bridgton
Now it is (450 - 22.5) mi from Cogsville
Now the 2nd train leaves, and both will travel for the same
amount of time until they meet
So, the trains travel for 2.25 hours until they meet. That is with
a starting time of 12:15 pm
So, they meet at 12:15 pm + 2 1/4 hrs = 2:30 pm
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