parking. The following are the costs incurred for putting on this event.

$

$10\%$ to $30\%$ in increments of $5\%.$ In which interval of nonmember registrants does breakeven occur if the percentage of nonmember no$-$shows is $15\%?$

$($c$)$ Consider three scenarios.

All other inputs are the same as in part $($a$).$ Use Scenario Manager to generate a summary report that gives the profit for each of these three scenarios.

What is the highest profit $($in dollars$)?$

$

What is the lowest profit $($in dollars$)?$