Define $A\& B$ as $A\& B = \frac{(A+B)}{2}$. What is the value of $(3\& 5) \& 8$?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Define $A\& B$ as $A\& B = \frac{(A+B)}{2}$. What is the value of $(3\& 5) \& 8$?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
6
Define $A\& B$ as $A\& B = \frac{(A+B)}{2}$. What is the value of $(3\& 5) \& 8$?
train