Question

A boy running on a straight road. He runs 500m toward north in 2 minute and then turn back and runs 220m in 1 minute. Find average speed of the boy.

Answer 1

Answer:

Let the boy start from a point A and B point is 500 m away from it .

And a C point which is 200 m away from point B .

Now

Time taken to reach at point B.

T= 180s

Distance = 720m

avg speed = 720/ 180

= 4m/s

PLS MARK THE BRAINLIEST

Answer 2

Answer:

Explanation:

Given that

Total distance(s) =500 m + 220 m

Total time (t) = 2 minutes + 1 minute = 3 minutes or 3×60= 180 seconds

Therefore

Average speed = total distance / total time

= 720/180

= 4 m/s Is the answer