SUVAT

[lone lion]

if it takes 50s

the midpoint will be at 25s

so t = 25

you now have enough info

what q is this btw

I wanna do it

[wild sparrow]

so should i take
s= 200
u= 1
v =
a = 0.12
t = 25

when i use s = vt-1/2at^2 i get 9.5 but thats wring

wrong