Please help me with the question below

Sandy's Socks makes the world's best socks. Information for the last eight months follows: Number of Socks Total Month Produced Cost January 8, 000 $7,000 February 4, 500 5,000 March 7,000 6, 250 April 8 , 600 7, 750 May 3, 750 5,000 June 6,000 6, 250 July 3,000 4, 250 August 5,000 5, 750 Using the high-low method, calculate the total fixed cost per month and the variable cost per sock. (Round your "Variable Cost per Unit" answer to 3 decimal places.) Variable Cost per Unit Fixed Cost