Using the high-low method, please calculate the fixed costs and the variable cost of overhead at Riley's Human Fertilizer co-op. Show your work.sing the high-low method, please calculate the fixed costs and the variable cost of overhead at Riley's Human Fertilizer co-op. Show your work.

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1 2 3 A B Riley's Natural Human Fertilizer Co-Op Monthly Overhead Costs For the year ended December 31, 2019 4 5 Month Participants Overhead 6 Jan 123 $ 2,300 7 Feb 145 7,650 8 Mar 167 9,150 9 Apr 222 11,200 10 May 245 15,420 11 Jun 254 16,430 12 Jul 311 17,540 13 Aug 315 19,500 14 Sep 390 36,540 15 Oct 380 23,100 16 Nov 367 22,540 17 Dec 354 24,560 18 19