MAIN_PROMPT = """
Welcome to Module 2 on proportional reasoning! 
Jessica drives 90 miles in 2 hours. How far does she travel in 1 hour, ½ hour, and 3 hours? 

Try using bar models, number lines, ratio tables, and graphs to explain your thinking. 
Let's start with the bar model! Imagine a bar representing 90 miles for 2 hours. 
How would you divide it to find 1 hour? 
"""