题目:
If an automobile averaged 22.5 miles per gallon of gasoline, approximately how many kilometers per liter of gasoline did the automobile average? (1 mile = 1.6 kilometers and 1 gallon = 3.8 liters, both rounded to the nearest tenth.)
选项:
A、3.7
B、9.5
C、31.4
D、53.4
E、136.8
答案:
B