Pls help :)) Function q has zeros of -3 and 8 and passes through the y-axis at the point (0,12). The rate of change of function q is -3/2 on the interval (_,_)

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.