AMC 10A 2022 Problem 4

In some countries, automobile fuel efficiency is measured in liters per 100 kilometers while other countries use miles per gallon. Suppose that 1 kilometer equals m miles, and 1 gallon equals l liters. Which of the following gives the fuel efficiency in liters per 100 kilometers for a car that gets x miles per gallon

Answer Choices
A. \dfrac{x}{100 l m}
B. \dfrac{x l m}{100}
C. \dfrac{l m}{100 x}
D. \dfrac{100}{x l m}
E. \dfrac{100 l m}{x}