Teaching Jharkhand (JSSC) PRT (1 to 5) Mock Test 2023 Quantitative Aptitude Speed Time and Distance Average Speed
A man covers a distance of 20 km at a speed of 40 km/hr and another 80 km at a speed of 160 km/hr, what is his average speed for the whole journey?
1
45 km/hr
2
55 km/hr
3
100 km/hr
4
65 km/hr