Concept:
Some English words sound similar but have different meanings.
Here the sentence talks about money paid for travelling by bus.
Step 1: Understand the meaning needed.
The amount paid for a journey by bus, train, taxi, etc. is called
\[
\text{fare}
\]
Step 2: Check the sentence.
\[
\text{The bus fare for Bangalore from our place is Rs. 800 only.}
\]
This is correct.
Step 3: Check other options.
\[
\text{Fair}
\]
means just, light-coloured, or an exhibition.
\[
\text{Fire}
\]
means flame.
\[
\text{Fere}
\]
is not the correct common word here.
Step 4: Final answer.
\[
\boxed{\text{fare}}
\]