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NTSE Sample Question Physics If a car travels a distance of 100 km & it takes 25 minutes to reach

its destination , the speed of the car is
(a) 4 km/min
(b) 4 mt/min
(c) 400 mt/min
(d) None of these


(a) 4km/min as 
Speed= Distance/Time
So 100km/25 min=4km/min
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Speed (v)= distance (s)/time (t)
=4 km/min.
Therefore, option a). 4 km/min is the answer.
Hope this will help you. 
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