if a car travel at 40 kilometre in 30 minutes and in next 30 minutes it cover a distance of 30 kilometre then find the average speed of car in kilometre and also in MS
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Explanation:
The total time for the journey is given as,
t= v1d 1 +v 2d 2=403o + 2030
=2.25hour
The average speed is given as,
v aav= td 1+d2= 2.2530+30
=26.67km/h
Thus, the average speed of the car is 26.67km/h.
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