348 /15 = 23.2 miles per gallon
232 miles/ 23.2 miles per gallon = 10 gallons
Answer:

or

Step-by-step explanation:
Divide the numerator and the denominator by the same number:

or
Multiply the numerator and the denominator by the same number:

-3a=-3-2b
a=1+2/3b
Solution
a=1+2/3b
5.25 / .85 you would get 6.17~ but you cant sell 1/4th a cup, so you have to round up, making it 7 cups.