Eric and Michael went to a ball game and visited the concession stand. We each got a hotdog , then Mark Kayanna large soda and a bag of peanuts. Eric had a coupon for $3 of the cost. Mark paid the rest, which came to $11.50. Do you know the cost for an hour and a half that cost $3.50 what was Mark pay the rest, which came to $11.50. Peanuts cost 4dollars and a hotdog cost $3.50 what was the cost for the large soda?