A car moves with the speed of 30km/h for half an hour, 25km/h for 1 hour and 40km/h for 1 hour.calculate the average speed of the car.
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Speed,v1 = 30km/hr
Time, t1 = 1/2 hours
S = d/t
St=d
d= 30*1/2
D1=15km
Similarly distance 2 will be 25 multiplied by 1
And distance 3 will be 40*1
Average speed = total distance travelled/total time taken
V avg= 15+25+40/1+1+1/2
V avg= 80/2.5 km/hr
Average speed = 32km/hr
Time, t1 = 1/2 hours
S = d/t
St=d
d= 30*1/2
D1=15km
Similarly distance 2 will be 25 multiplied by 1
And distance 3 will be 40*1
Average speed = total distance travelled/total time taken
V avg= 15+25+40/1+1+1/2
V avg= 80/2.5 km/hr
Average speed = 32km/hr
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