each offee blend are as follows.

per pound. Padoging costs for both products are $$0\mathrm{.}25$ per pound.

Max

Resular $\%$s copstraing

Decaf $ tohdtraint

Pounds of Regular

Peounfe of Depcal

$($b$)$ What is the optimal solution?

$($c$)$ What is the contrbution to profit $($n s$)?($Round your answer to twos decimal places.$)$