# An object travels North at # 7 m/s# for #6 s# and then travels South at # 3 m/s# for # 8 s#. What are the object's average speed and velocity?

##### 1 Answer

Apr 30, 2016

Speed=

#### Explanation:

Distance traveled due North in 6s @

Distance traveled due South in 8s @

Total Distance traveled

Total time taken =

So average speed

Now net displacement due North=

Hence Average velocity due North