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Explanation:
Intial velocity (u)= 25m/s
Final velocity (v) = 55m/s
Time (t) = 20s
1) Acceleration = v-u/t
= 55-25/20
= 30/20
=1.5m/s²
2) Displacement (s) = ut+1/2at²
=25*20+1/2*1.5*20²
= 800m.
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800 is answer mark me brainilest
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