two trains leave a railway station at the same time. The first train travels towards west and the second train towards the North. The first train travels 5km/hr faster than the second train. If after two hours they are 50km, apart, find the average speed of each train
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two trains leave a railway station at the same time. The first train travels towards west and the second train towards the North. The first train travels 5km/hr faster than the second train. If after two hours they are 50km, apart, find the average speed of each train
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suppose first. x
second. x+5
time. 2. hour
2x+(x+5)2=50
2x+2x+10=50
4x=40
x=10
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