Madhav covered the distance from P to Q at a speed of 60 km/hr and returned at a speed of 40 km/hr. Find the average speed for the entire journey. [Hint: Take the distance from P to Q as x]
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2*60*40/(60+40)=48 kmph
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Madhav covered the distance from = P
Madhav covered the distance till = Q
The speed started by Madhav is = 60 km/hr
The speed ended by Madhan is = 40 km/hr
Average speed for the entire journey is =
x = 60x + 40x
x = 100x
x = 100/180
x = 1.8
So the answer is 1.8 .
Madhav covered the distance till = Q
The speed started by Madhav is = 60 km/hr
The speed ended by Madhan is = 40 km/hr
Average speed for the entire journey is =
x = 60x + 40x
x = 100x
x = 100/180
x = 1.8
So the answer is 1.8 .
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