Answer to Question #67964 in Physics for marcella mwenibabu

Question

A farm manager is late for a meeting and decides to drive to a meeting
venue within the shortest time possible. After travelling for 50 minutes, he
is stopped by the police for exceeding a speed limit of 75 km/hr. with
reference to a graph of distance over time, use your knowledge of
instantaneous speed to prove mathematically whether the manager was
overspeeding or not.