Divide 315,530,612 by 3,539,225 to get 89 people per square mile (rounded)
he should know how much gallons he need to fill his car up
multiply 1.50 by the amount of gallons he need so he should know how much money to spend on that many gallons
hoped i helped and brainlist plz
Answer:
Step-by-step explanation:
Please excuse my handwriting lol.