railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Speed Time and Distance Average Speed
Ram travels at the speed of 15 km/hr, 10 km/hr and 12 km/hr for three equal distances. What is his average speed if the total distance travelled by him is 180 km?
1
15 km/hr
2
18 km/hr
3
20 km/hr
4
12 km/hr