The height in meters of a rocket model on a particular launch can be modeled by the equation H equals -4.90 squared + 243t plus 500 where t is the time in seconds after its engine burns out 500 meters above the ground. When will the rocket drop to a height of 200 meters?

Emily works as a painter. for each job, it takesher 30 minutes to prepare an interior wall ofa house before she paints and 2 minutes persquare yard to paint that will. the graph belowshows the total time it would take her to do a job,based on the total area of the wallhow long does it take her to do a job when she paints a wall with an area of 15 square yards?