When a train travels at a speed of 60kmph,it reaches the destination on time.when the same train travels at a speed of 50kmph,it reaches its destination 15min late.what is the length of journey?
Choices:  A) 75km  B) 50km  C) 60km  D) 85km  E) 95km
Let x be the time reached with the speed 60km/h   50km/h ----&gt; x+15   Distance is equal so   60(km/h)× xhr = 50(km/h) × (x+15) hr   So   60 x = 50x + 750   So the would be in km   75kmnd x = 75   So   75km   75kmNSWER:75km
<result>A</result>
When a train travels at a speed of 60kmph,it reaches the destination on time.when the same train travels at a speed of 50kmph,it reaches its destination 15min late.what is the length of journey?