A cyclist starts from rest

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Kinematics · Kinematics

Problem

A cyclist starts from rest, accelerates uniformly at 1.2 m/s21.2\,\text{m/s}^2 for 10 s10\,\text{s}, then travels with the obtained speed for 20 s20\,\text{s}, and finally brakes uniformly to rest in 5 s5\,\text{s}. The total displacement covered by the cyclist is closest to (a) 390 m390\,\text{m} (b) 300 m300\,\text{m} (c) 360 m360\,\text{m} (d) 330 m330\,\text{m}

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