Solomon Company has two divisions, A and B$.$ Division A manufactures $6,600$ units of product per month. The cost per unit is calculated as follows.

Division B uses the product created by Division A$.$ No outside market for Division A$\text{'}$s product exists. The fixed costs incurred by Division A are allocated using headquarters$-$level facility$-$sustaining costs. The manager of Division A suggests that the product be transferred to Division B at a price of at least $$25\mathrm{.}90$ per unit. The manager of Division $B$ argues that the same product can be purchased from another company for $$18\mathrm{.}30$ per unit and requests permission to do so$.$

Required

$0-1.$ How much would Solomon gain or lose per unit if Division B were to purchase the product from the outside company for $$18\mathrm{.}30$ per unit?

Note: Round your answer to $2$ decimal ploces.

$2.$ is it in the best interest of Solomon Company for Division B to purchase the product from an outside company?

$\backslash$table$[[2-1.$ Solomon's gain or loss$],[$a$2.$ Should Solomon purchase the product from outside?$]]$