a car is moving on a straight road covers one third of the distance with a speed of 20 km per hour and the rest with a speed of 60 km per hour the average speed of the car is
ananya1234596:
the car is moving on a stright road the 60 km -20 km =40km
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hey here is your answer.
let the total distance be x
1/3 of x = x/3 .
distance remaining = x - x/3 = 2x/ 3
speed for 1/3 of distance = 20kmph
speed for the rest = 60kmph
average = sum of speed / time
so , 60 + 20/2 = 80 /2 = 40
so your answer is 40.
hope you got what you were searching for.
let the total distance be x
1/3 of x = x/3 .
distance remaining = x - x/3 = 2x/ 3
speed for 1/3 of distance = 20kmph
speed for the rest = 60kmph
average = sum of speed / time
so , 60 + 20/2 = 80 /2 = 40
so your answer is 40.
hope you got what you were searching for.
Wrong :)
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