Question

define average speed

Answer 1

The average speed of an object is the total distance traveled by the object divided by the elapsed time to cover that distance. It's a scalar quantity which means it is defined only by magnitude. A related concept, average velocity, is a vector quantity.

Answer 2

hey...

here is ur answer

An average speed of an object in an interval of time is the distance travelled by the object divided by the duration of the interval; the instanteneous speed is the limit of the average speed as the duration of the time interval approaches zero.

hope it helps u