Question

An athlete runs first 1/3rd part of a race at 9m/s , second

1/3rd at 6m/s and last 1/3rd at 12m/s. Find his average

speed.​

Answer 1

Answer:

REPORT MY ALL QUESTIONS I GIVE POINTS AND THANKS ❣❣❣❣

Answer 2

Answer:

the average of the speed of an athlete is=

6+12÷2=9

so the answer is 9m/s