state gov Kolkata Police SI Mock Test 2023 Quantitative Aptitude Speed Time and Distance Average Speed
Ramdev covers a distance of 30 km at a speed of 60 km/hr and another 50 km at a speed of 100 km/hr, what is his average speed for the whole journey?
1
100 km/hr
2
82 km/hr
3
80 km/hr
4
85 km/hr