state gov AIIMS Nursing Officer (NORCET - 8) Mock Test 2025 Quantitative Aptitude Speed Time and Distance Average Speed
A man covers three stretches of 24 km each at 6 km/h, 8 km/h and 12 km/h, respectively. His average speed over the whole journey is:
1
12 km/h
2
8 km/h
3
\(\frac{{38}}{3}\) km/h
4
10 km/h