Question

12. The speed of a car is 90 km in the first hour and 60 km in the second hour.
What is the average speed of the car
a) 30 km/hr b) 72 km/hr c) 75 km/hr d) 80 km/h​

Answer 1

Average speed =v1+v2/t1+t2
150/2=75kmph

Answer 2

Answer:

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