Mathematics (AS & A Level) · May / June 2022 · Paper 42 · Question 4

A particle A, moving along a straight horizontal track with constant speed 8ms−1, passes a fixed point O. Four seconds later, another particle B passes O, moving along a parallel track in the same direction as A. Particle B has speed 20ms−1 when it passes O and has a constant deceleration of 2ms−2. B comes to rest when it returns to O.

Read automatically from the paper; the printed page above is exact.