A car travel 400m in 20 second find the speed
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Answer is 20 meter/second or 72 km/h
Explanation:
Distance covered by the car = 400 meter
Need time to covered distance= 20 sec
So,speed = distance ÷ time=400 mt÷20 sec.
=20 meter/sec. or (3600×20 mt)=72km/hr.
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