state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A bike travels from R to S at the speed of 30 km/hr and from S to R at speed of 20 km/hr. What is the average speed of the bike ?
1
30 km/hr
2
28 km/hr
3
32 km/hr
4
24 km/hr