Given that $a + b + c = 5$ and $1 \le a,$ $b,$ $c \le 2,$ find the minimum value of
\[\frac{1}{a + b} + \frac{1}{b + c}.\]
Question:
Given that $a + b + c = 5$ and $1 \le a,$ $b,$ $c \le 2,$ find the minimum value of
\[\frac{1}{a + b} + \frac{1}{b + c}.\]
Answer:
Let's think step by step.

user
\frac{4}{7}
Given that $a + b + c = 5$ and $1 \le a,$ $b,$ $c \le 2,$ find the minimum value of
\[\frac{1}{a + b} + \frac{1}{b + c}.\]
train