A car moves with a speed of 60kmper hours for 20 minutes and then at a speed of 30km per hour for the next 20 min.the total distance covered by the car is
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distance1=speed*time
distance1=60km/hr*20/60hr
distance1=60km/hr*1/3hr
distance1=20km
distance2=speed*time
distance2=30km/hr*20/60hr
distance2=30km/hr*1/3hr
distance2=10km
Total distance= distance1 + distance2
Total distance= 20km + 10km
Total distance = 30km
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