Question

PROBLEM 8. The odometer of a car reads 2000 km at
the start of a trip and at 2400 km at the end of the trip.
Ir the trip took 8 h, calculate the average speed of the
car in km hand ms
(NCERT)​

Answer 1

Answer:

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Answer 2

Explanation:

total distance covered=2400km-2000km

=400km=400×1000=400000m

total time taken=8hr=8×60×60=28800s

average speed in km/ hr=400 km/8hr=50km/hr

average speed in m/s=400000/28800=13.88m/s

hope it will help you.