4. You are competing in the Field Target Event at a hot-air balloon festival. You throw a marker down from
an altitude of 200 feet toward a target. When the marker leaves your hand, its speed is 30 feet per second.
How long will it take the marker to hit the target on the ground? Round your answer to the
nearest hundredth if necessary.
a.


b. What is the height of the marker after 1.5 seconds?