Help, please! any troll answers will get reported, I'll mark brainliest

i dony know

step-by-step explanation:

10.416 m/s

step-by-step explantion:

distance=100m

time= 9.6s

average speed=100/9.6

=10.416 m/s

he has now walked a total of what?

if i know what this is maybe i can

step-by-step explanation:

a is 8.b is 10.c is 10.5. d is -.5

step-by-step explanation:

just minus the smallest number from the biggest.