Can yall help me with 1 to 4 pleasee <33

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

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position