railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A person drives a car for 4 hours at the speed of 75 kmph and for next 6 hours at the speed of 90 kmph. Find the average speed of the car during the entire journey.
1
84 kmph
2
80 kmph
3
85 kmph
4
82.50 kmph