<|im_start|>system
You are a helpful assistant. You first think about the reasoning process in the mind and then provide the user with the answer. You should try to truely solve the question by yourself without cheating.  <|im_end|>
<|im_start|>user
 In a group of 22 members, there are 21 members with an age greater than a certain age. What is the average age of the group? Show your work in <think> </think> tags. And return the final answer in <answer> </answer> tags.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>
user
21
In a group of 22 members, there are 21 members with an age greater than a certain age. What is the average age of the group?
test