Pls helppp (spam answers will be reported)

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

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.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)