state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A bike rider covers a fixed distance at a speed of 60 km/h and returns back at a speed of 80 km/h. What is his average speed?
1
\(71 \frac{1}{7}\) km/h
2
\(68 \frac{4}{7}\) km/h
3
\(53 \frac{3}{7}\) km/h
4
\(63 \frac{1}{7} \) km/h