Question 1189987
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From 9:00 AM to 9:24 AM is a gap of 24 minutes.
24 min = 0.4 hour (divide by 60 to convert from minutes to hours)


The car travels 20 km in 0.4 hours
speed = distance/time
speed = (20 km)/(0.4 hour)
speed = (20/0.4) km per hour
speed = <font color=red>50 km per hour</font>
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