Question

X360
Example 8.2 The odometer of a car reads
2000 km at the start of a trip and
2400 km at the end of the trip. If the
trip took 8 h, calculate the average
speed of the car in km h- and m sl.
Solution:
how will we get 13.9/m/s​

Answer 1

Total distance = 400 km

Time = 8 hr

Speed = 50 km / hr == 50 × 5/18 == 250 / 18 == 125/9 == 13.9 m/s

Hope it will help you!!