Answer: 3 hotdogs per minute
Step-by-step explanation: 1/2 a hotdog = 1/6 a minute, 1 hotdog = 2/6 a minute, 1 and 1/2 a hotdog = 3/6 a minute, 2 hotdogs = 4/6 a minute, 2 and 1/2 hotdogs = 5/6 a minute, and finally 3 hotdogs = a whole minute so 3 hotdogs is your final answer.