production period. The company's accounting department projects a profit contribution of $$2,400$ for each EZ$-$Rider produced and $$1,800$ for each Lady$-$Sport produced.

model and let $L$ represent the Lady$-$Sport model.$)$

Max $2,400E+(,)L$

$s.t.$

$E+(,)L2,100$

$L$

$2E+2\mathrm{.}5L$

$E,L0$

Engine manufacturing time

Lady$-$Sport maximum

Assembly and testing time

$($b$)$ Solve the problem graphically. What is the optimal solution?

$(E,L)=$

$($c$)$ Which constraints are binding? $($Select all that apply.$)$

Engine manufacturing time

Lady$-$Sport maximum

Assembly and testing time