A car covers 30 km in first 1 hour and covers 90 km in the next 3 hour – InterviewSolution

1.	A car covers 30 km in first 1 hour and covers 90 km in the next 3 hour find its average speed
Answer» 1 partdistance 30 kmtime 1 hour2nd partdistance 90 kmtime 3 hrsavg speed = (30+90)/4 =120/4 =30km/hour

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