Answer: 17.7 miles per gallon
Explanation:
Hi, to answer this question we have to divide the number of miles (212.4) by the number of gallons used (12).
Mathematically speaking:
212.4 /12 = 17.7 miles per gallon
17.7 is already rounded to the nearest tenth.
His truck gets 17.7 miles per gallon
Feel free to ask for more if needed or if you did not understand something.