Question

object Travels 15 metre in 4 second and then another 15 metre in 2 second what is the average speed of the object​

Answer 1

Answer:

5m / sec

Explanation:

av speed = total distance  /  total time taken

( d1 + d2)  /  ( t1  + t2)

( 15 + 15) / ( 4 + 2 )

30 / 6   =  5

av speed = 5m / sec

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Answer 2

here's your answer

Answered

An object travels 15m in 3s and then another 10m in 2s what is the average speed of the object

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Given:

Total distance travelled=15+10=25m

Total time taken=3+2=5sec

Average speed=?

Formula to be used :

Average speed= Total Distance/Total time

=25/5

=5m/s

Therefore the average speed of an object is 5m/s