Gibson Manufacturing Company makes a product that sells for $$74\mathrm{.}60$ per unit. Manufacturing costs for the product amount to per unit variable, and $$65,100$ fixed. During the current accounting period, Gibson made $3,100$ units of the product and sold $2,60$ units. Selling and administrative expenses were zero.

Required

a$.$ Prepare an absorption costing income statement.

b$.$ Prepare a variable costing income statement.