prompt: Don buys recyclable bottles in a small town. Shop A normally sells him 150 bottles, shop B sells him 180 bottles and Shop C sells him the rest. How many bottles does Don buy from Shop C if he is capable of buying only 550 bottles?
messages.content: Don buys recyclable bottles in a small town. Shop A normally sells him 150 bottles, shop B sells him 180 bottles and Shop C sells him the rest. How many bottles does Don buy from Shop C if he is capable of buying only 550 bottles?
messages.role: user
messages.content: Between Shop A and Shop B he buys 150 bottles+180 bottles=<<150+180=330>>330 bottles
  Thus he can buy 550 bottles-330 bottles=<<550-330=220>>220 bottles from shop C
  #### 220
messages.role: assistant