If Ethan covered 225 km in 90 minutes, what is his average speed?
150 kmph
120 kmph
100 kmph
125.5 kmph
Average speed is ratio of distance covered by time taken. (90 mins = 1.5 hrs)
Average speed = 2251.5=150kmph
A car in uniform motion covers a distance of 100 km in 2.5 h. What is its average speed?
Question 70
A car covers a distance in 40 minutes with an average speed of 60 km/h. What should be the average speed to cover the same distance in 25 minutes?