Question
Quantitative Aptitude Question on Time Speed and Distance
The total distance covered by a train in a journey is 600 km and the total stoppage time of the train during the journey is 1 hour. The difference between the speed of the train when stoppage time is excluded and when stoppage time is included is 30 km/hr. What is the average speed of the train when stoppage time is included?
A
150 km/hr
B
90 km/hr
C
180 km/hr
D
120 km/hr
Answer
120 km/hr
Explanation
Solution
The correct answer is (D),120 km/hr