state gov JSSC Excise Constable Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A car racer completes 120 km race with the speed of 15 km/hr and another 150 km race with the speed of 75 km/hr. The average speed of the car is -
1
60 km/hr
2
25 km/hr
3
27 km/hr
4
30 km/hr