28
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Find the smallest positive $a$ such that $a$ is a multiple of $4$ and $a$ is a multiple of $14.$
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
28
Find the smallest positive $a$ such that $a$ is a multiple of $4$ and $a$ is a multiple of $14.$
train