How much will the customer pay? [br] [originaltext]M: ... and how much is your

M: ... and how much is your 2919 digital TV?
F: Originally it was $ 500. But we are having a promotion this weekend, and you can get a 15% discount, so it’s $425.
M: OK, and do you charge for delivery?
F: Yes, $ 20 in the city area.
M: All right, I’ll have it delivered then.

M: How long will it take for a parcel to get to New York by air?
F: About a week.
M: Then how about by ship?
F: Well, that would be much longer, about 40 days.
M: Well, I’ll send it by air then.