Respuesta :

mariah8186

Explanation:

decelation =5m/s

u=25m/s

v=0m/s

t=?

then;a=(v-u)/t

t=(v-u)/a

but decelation is negative of acceleration

t=(0-25)/-5

t=5s

to find distance

s=ut+1/2at^2

s=25*5+1/2(-5)5^2

s=62.5m

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