Answer:
<u>Percent air is calculated as:</u>
<u>Solve for total amount of air:</u>
Substitute the values in hand to get the answer
7 cans
Step-by-step explanation:
You will first have to divide 480 by 4
The anwser is 480 ÷ 4 = 120
Then you will have to 840 ÷ 120 = 7
I think A is right....
let see
Answer: eight hundred ninety thousand, seven hundred four