A car covers 40% of a certain distance at a pace of 20 km/h and the remaining…
2025
A car covers 40% of a certain distance at a pace of 20 km/h and the remaining distance at a pace of 30 km/h.
What is the average speed of the car for the entire journey?
- A.
24 km/h
- B.
25 km/h
- C.
26 km/h
- D.
27 km/h
Attempted by 3 students.
Show answer & explanation
Correct answer: B
Take total distance as 100 km. Time = 40/20 + 60/30 = 2 + 2 = 4 hours. Average speed = 100/4 = 25 km/h.