a car is moving on a straight road covers one third of the distance with a speed of 20km/hr and the rest with a speed of 60km/hr .the average speed of the car is?
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I first take the time t1 for 1/3 distance and t2 for rest. After that I collect t1 and t2 and apply the. formula...
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shrey4177:
one more ques
????
ok...I will.try
a car travels half of the distance with constant velocity 40km/h and another half with a constant velocity 60km/h along a straight line .the average velocity of the car is ??
48m/s
haan bt kaise
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