Beto Company pays $$7\mathrm{.}50$ per unit to buy a part for one of the products it manufactures. With excess capacity, the company is considering making the part. Making the part would cost $$8\mathrm{.}70$ per unit for direct materlals and $$1\mathrm{.}00$ per unit for direct labor. The company normally applles overhead at the predetermined rate of $200\%$ of direct labor cost. Incremental overhead to make the part would be $80\%$ of direct labor cost.

$($a$)$ Prepare a make or buy analysis of costs for this part.

Note: Enter your answers rounded to $2$ decimal places.

$($b$)$ Should Beto make or buy the part?