Teaching Rajasthan Basic Computer Instructor 2021 Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A train travels a distance from P to Q with the speed of 70 km/h and returns to P from Q with the speed of 30 km/h. Find the average speed of the train.
1
50 km/h
2
42 km/h
3
100 km/h
4
40 km/h