In how many hours express overtook freight train
The freight train left the station and traveled at 30 mph. Two hours later, the express train left same station and traveled in same direction at 50 mph (on the different track). In how many hours express overtook freight train?
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The height of the object tossed upward with the initial velocity of 104 feet per second is provided by formula h= -16t^2 + 104t, where h is height in feet and t is time in seconds.
Two hours later, the express train left same station and traveled in same direction at 50 mph (on the different track). In how many hours express overtook freight train?
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