Problema Solution
From points A and , the distance between is 1020 miles. Two trains left simultaneously toward each other. The speed of one train was 10 mph faster than the other train. In 5 hours, the trains had not yet met and were 170 miles apart. Find the speed of both trains.
Answer provided by our tutors
Let
v = the speed of the slower train
v + 10 = the speed of the faster train
5v + 5*(v + 10) + 170 = 1020
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click here to see the equation solved for v
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v = 80 mph
v + 10 = 80 + 10 = 90 mph
The speed of the slower train is 80 mph while the speed of the faster train is 90 mph.