A business student has $$2500$ available from a summer job and has identified three potential stocks in which to invest. To find an optimal solution to maximize, the Excel add$-$ir accompanying figure shows the Solver Sensitivity Report. Using only the information in the Sensitivity Report, complete parts a through c$.$

$($i$)$ Click the icon to view the Solver Sensitivity Report.

a$.$ How much would the return on stock B have to increase in order for the optimal solution to invest full in that stock?

It would need to increase by at least $ per share, which is the of the

$($Type an integer or a decimal. Do not round.$)$

Solver Sensitivity Report

$\backslash$table$[[,$A$,$C$,$D$,E,F,$G$,H$