A car travels \[\frac{1}{3}\] rd distance on a straight road 0 with a velocity of 10 km/hr, next \[\frac{1}{3}\]rd with velocity 20 km/hr and the last \[\frac{1}{3}\] rd with velocity 60 km/hr. What is the average velocity of the car in the whole journey?

A car travels \[\frac{1}{3}\] rd distance on a straight road 0 with a

1.	A car travels \[\frac{1}{3}\] rd distance on a straight road 0 with a velocity of 10 km/hr, next \[\frac{1}{3}\]rd with velocity 20 km/hr and the last \[\frac{1}{3}\] rd with velocity 60 km/hr. What is the average velocity of the car in the whole journey?
A.	4 km/hr
B.	6 km/hr
C.	12 km/hr
D.	18 km/hr
Answer» E.

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A car travels \[\frac{1}{3}\] rd distance on a straight road 0 with a velocity of 10 km/hr, next \[\frac{1}{3}\]rd with velocity 20 km/hr and the last \[\frac{1}{3}\] rd with velocity 60 km/hr. What is the average velocity of the car in the whole journey?

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