Tasty Treats 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	4,000

$ 5,000

April	6,900	$6,330
May	9,000

$ 8,000

June

7,250

$6,575

Using the highminuslow method, the monthly operating costsminusif Sunny sells 15,000snow cones in a monthminusare