Can someone help me with the last two boxes please? It is at the bottom of the picture. I have been getting them both wrong so many times. Thank you for your help!

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2