Two cars A and B race each other. The Car A ran for 2 h at a speed of 2.5 km/h, slept for 60minutes and again ran for 3 h at a speed of 3.5 km/h. find the average speed of the car A in the race.
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avg speed Total distance
Total time.
Total time = 2+56+2
Go min
= 1 hr.
distance 1 = speedxtime
= 7.5 x 2² km = 0.25k
60 x (sb) km 60 distance 2 =
= 0 distance 3 = 7.5 × 2 km = 0.21 km 60
ang speed
= 0.5km/hr.
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