Robert sells bottles of water, iced tea, and Gatorade. He sells each bottle of water for $1.25, each bottle of iced tea for $1.75, and each bottle of Gatorade for $2.50. At the end of the first day, he has revenue of $248 from the sale of 152 total bottles. He sold eight fewer bottles of water than bottles of iced tea and Gatorade combined. How many bottles of iced tea did he sell?