defence exam CISF Head Constable Ministerial (HCM) & ASI Steno Mock Test Series Quantitative Aptitude Speed Time and Distance Relative Speed
A person travels equal distances at speeds of 3 km/h, 4 km/h, 7 km/h and 12km/h, and takes a total of 680 minutes. What is the total distance (in km) travelled?
1
30
2
28
3
50
4
56