a car move with a speed of 30km/hr for half an hour,25km/hr
for 1 hour and 40 kmfor 2 hour. What is the average speed of the car
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Avg. speed= Total distance/Total time.
Hope this helps... :)
Hope this helps... :)
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PiyushKushwah:
well done bro
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Average speed = (V1.T1+V2.T2+V3.T3) / (TI+T2+T3)
= (30x0.5)+(25x1)+(40x2) / (0.5+1+2)
= 240 / 7
= 34.2 KMPH or Kilometers per Hour
= (30x0.5)+(25x1)+(40x2) / (0.5+1+2)
= 240 / 7
= 34.2 KMPH or Kilometers per Hour
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