A helicopter covers a certain distance at a speed of 120 km/h in 5 hours. To cover the same distance in 10/3 hours, it must travel at a speed of:
1
160 km/h
2
120 km/h
3
180 km/h
4
140 km/h
A helicopter covers a certain distance at a speed of 120 km/h in 5 hours. To cover the same distance in 10/3 hours, it must travel at a speed of: