Question

r

Answer 1

if you want to find the velocity of each of them, you can do something like this
for Ma: the distance it travels in 45 seconds is 250m - 200m = 50m
so, the velocity \(V_{Ma}= \dfrac{50~m/s}{45~s}=1.11~m/s\)
do the same with the rest and then compare their velocities.

Answer 2

Throw that medal to @Loser66 :3

Answer 3

thanks @kittiwitti1

Answer 4

np :p