railway RRB Group D Mock Test Series 2024-25 Quantitative Aptitude Speed Time and Distance Average Speed
A person goes from J to K at a speed of 55 km/hr. He comes back from K to J at a certain speed. If his average speed is 660/17 km/hr, then what was his speed while moving from K towards J?
1
24 km/hr
2
38 km/hr
3
30 km/hr
4
42 km/hr