Answer:
236.5 is correct Answer. Please mark me as brainlist answer.
Answer: 236.5 milles
Step-by-step explanation:
Let's make a proportion:
387 milles - 18 gallons
x milles - 11 gallons
Hence,
[tex]\displaystyle\\x=\frac{(387)(11)}{18}\\\\x=\frac{(9)*(43)*(11)}{(9)(2)} \\\\x=\frac{(43)(11)}{2}\\\\x=\frac{473}{2} \\\\x=236.5\ milles[/tex]
