Answer:
The answer is 18
Step-by-step explanation:
Given;
A car uses 30 gallons of gasoline for a trip of 750 miles.
To Find;
Gallons would be used on a trip of 450 miles.
Now, Gasoline used for one mile
30 ÷ 750 = 0.04
So,
0.04 × 450 = 18
Thus, 18 gallons would be used on a trip of 450 miles.
-TheUnknownScientist 72
