1
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Calculate $\frac{3 \cdot 5! + 15\cdot 4!}{6!}$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
1
Calculate $\frac{3 \cdot 5! + 15\cdot 4!}{6!}$
train