20\text{ miles}
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
How many miles can a car travel in 20 minutes if it travels $ \, \frac{3}{4} \, $ as fast as a train going 80 miles per hour?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
20\text{ miles}
How many miles can a car travel in 20 minutes if it travels $ \, \frac{3}{4} \, $ as fast as a train going 80 miles per hour?
train