A researcher asked a group of 400 students about what types of pets they preferred. She recorded the results in the following pie chart. What is the ratio of the number of dogs to cats to rabbits that the students prefer? Simplify your answer as much as possible.

The Mathematical Reasoning section of the GED tests your ability to solve algebraic and quantitative problems. The GED Math Test contains 46 questions. Some question types include multiple-choice, drag-and-drop, hot spot, and fill-in-the-blank. The GED Math Test is 115 minutes (1 hour and 55 minutes).