Pelicans Ice is a snow cone stand near the local park. To plan for the future, it wants to determine its cost behavior patterns. It has the following information available about its operating costs and the number of snow cones served. Month Number of snow cones Total operating costs January 6,400 $5.980 February 7,000 $6.400 March 4000 $5000 April 6.900 $6,330 May 8000 $9000 June 7.250 $6,575 Using the high-low method, the monthly operating costs if Pelicans sells 12,000 snow cones in a month are $20,000 $1000 $13,000 $12,000