What is the total cost for the two tickets?

W: How much would it cost me to go to Washington?
M: One hundred dollars for you.
W: What about my daughter?
M: Half for your daughter if she is under12.
W: Yes, she is under 12.

W: Hi, Jack. It’s already 12 o’clock. Why don’t you have lunch now?
M: Sorry, I can’t. I’ve got to finish typing my writing first. I need it for the meeting this afternoon.