engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Quantitative Aptitude Speed Time and Distance Partial Speed
A motorcar covers a certain distance at 80 km/h in 5 hours. To cover the same distance in 4 hours, By how much should speed of the motorcar be increased?
1
20 km/hr
2
10 km/hr
3
15 km/hr
4
21 km/hr