Two trains X and Y start at the same time in the
opposite direction from two points P and Q and
arrive at their destinations 36 and 25 hours
respectively after their meeting each other. At what
speed does the second train Y travel if the first train
travels at 80 km/h.
a. 80 km/hr
b. 90 km/hr
c. 70 km/hr
d. 96 km/hr
e. 60 km/h
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Answer:
it 96km/h
√36/25=x/80
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