Worth 100 points

whats 2 + 2 + 2 + 2 + 2 ?

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Icould really use some with this question.

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00