XYZ Company is currently selling its single product for $15. Variable costs are estimated to remain at 70% of the current selling price and fixed costs are estimated to be $4,800 per month. If XYZ increases its selling price by 10%, its variable cost ratio will: Select one: O a. None of the given answers. b. decrease. Cincrease. d. Cannot determine with the information given. e. not change. Based on analyzing the production cost (V) to units produced (X). the following relationship was found: Y=$5,000+$20x. The $20 in the equation represents: Select one: O a. Total fixed production costs O b. Total variable production costs. O c. None of the answers given O d. Fixed production costs per unit. O e. Variable production costs per unit