Read the following conversation and answer the question.

W: Bill, do you live far from school?

M: No, I live close to school. What about you, Mary?

W: I live far from school. It's 50 minutes by bike.

M: John lives farther than you. He goes to school by train.

Question: How long does Mary get to school by bike? 

- It's 30 minutes.

- It's 40 minutes.

- It's 50 minutes.


It's 50 minutes.