Question

.Two trains leave a railway station at the same time. The first train travels due west and the

second train due north. The first train travels at a speed of 20 km/hr and the second train

travels at 30 km/hr. After 2 hours what is the distance between them?
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Answer 1

Answer:

speed of the first train=20km/hr

speed of second train=30km/hr

time =2hrs

distance=speed×time

distance of the first train after 2 hrs=20×2=40km

distance of the second train after 2 hrs =30×2=60km