railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Relative Speed
A cyclist goes from a place P to Q; first at 4 km/h and later at 5 km/h in 1 hour 24 minutes altogether. If the distances covered in the first and second part of the journey are in the ratio 2 : 1, when did the cyclist change his speed after start?
1
45 minutes
2
1 hour
3
24 minutes
4
30 minutes