railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Speed Time and Distance Relative Speed
A thief was noticed by a policeman from a distance of 80 meters. The speed of the thief is 21 km/h and the policeman is 20 km/h. What is the distance between them after 18 seconds?
1
70 meters
2
95 meters
3
90 meters
4
85 meters