The summer drama club charge $4 per student or admission to a play. the club borrowed $400 from parents to pay for costumes and props. after paying back the parents, the drama club had $100 left. how many students attended the summer play?

An isosceles trapezoid with a perimeter of 42 inches. each of the congruent non parallel sides is 5 inches long, and the trapezoid is 3 inches tall. how long are the two parallel sides? a. 10 in, 22 in b. 16 in, 16 in c. 10 in, 16 in d. 12 in, 20 in