3. A car traveling at a constant speed of 20 m/s passes an
intersection at time t = 0. A second car traveling at a constant
speed of 30 m/s in the same direction passes the same intersection
5 s later. Determine when the second car will overtake the first.
How far from the intersection will the two cars be when they pull
even? Where is the first car when the second car passes the
intersection? 9. A speeding motorist zooms through a 50 km/h zone
at 75 km/h without noticing a stationary police car. The police
officer heads after the speeder, accelerating at 2.5m/s. When the
officer catches up to the speeder, howfardowntheroad are they?
