A student a ski trip over March Break determined that his break even point(zero profit) accours if he can sell ski packages to 12 students. he also knows that when he sells 16 ski packages he will maxmize his profit at $2000.

a. Asume that relation for his profit is quadratic.

b.Determine the algebric expression in standard form that models his profit.

c. what is his profit if he sells 18 packages?

d. how many student were on trip if his profit is $875?