A train covers a distance of 225 km in 2.5 hours at a uniform speed. Find the time (in hours) the train will take to cover a distance of 810 km at the same speed.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 9.
Speed = 225/2.5 = 90 km/h
New Distance = 810 km
Time = 810/90 = 9 hours