You'll probably also be more successful if you use an industry standard abbreviation, such as "mpg" rather than spelling out "miles per gallon."
O nwekwara ike ịbụ na ị ga-enwe ihe ịga nke ọma ma ọ bụrụ na ị na-eji akara ụbụrụ nke ụlọ ọrụ, dịka "mpg" kama ịkọpụta "kilomita kwa galọn."