PLEASE HELP!!!!!!!!!

1) Malcolm is working on a math project. As part of the project he needs to find 5 cars whose gas mileage averages 22 miles per gallon (mpg). He has collected the data: 18 mpg, 19 mpg, 21 mpg, and 25 mpg for 4 cars. Which equation could he use to find the gas mileage on the fifth car?

A) gas mileage = (22+18+19+22+25)*5

B) gas mileage = 22*5-18-19-21-25

C) gas mileage= 18+19+21+22+25/5

D) gas mileage= (18+19+22+25)*5-22


2) Tranh has a total of 240 basketball cards. He has filled 3 identical albums and has 150 cards remaining. How many cards are in each album?

A) 50

B) 80

C) 90

D) 30

can you please number your answers so i know which answer belongs to which question.

Thanks for your help :)