Cove$$s Cakes is a local bakery. Price and cost information follows:

Price per cake $ $17\mathrm{.}00$

Variable cost per cake

Ingredients $2\mathrm{.}50$

Direct labor $1\mathrm{.}40$

Overhead $($box$,$ etc.$)0\mathrm{.}20$

Fixed cost per month $ $3,850\mathrm{.}00$

Required:

$1.$ Calculate Cove$$s new break$-$even point under each of the following independent scenarios: $($Round your answer to the nearest whole number.$)$

a$.$ Sales price increases by $$1\mathrm{.}00$ per cake.

b$.$ Fixed costs increase by $$500$ per month.

c$.$ Variable costs decrease by $$0\mathrm{.}35$ per cake.

d$.$ Sales price decreases by $$0\mathrm{.}50$ per cake.

$2.$ Assume that Cove sold $400$ cakes last month. Calculate the company$$s degree of operating leverage. $($Round your answer to $4$ decimal places.$)$

$3.$ Using the degree of operating leverage, calculate the change in profit caused by a $10$ percent increase in sales revenue. $($Do not round your intermediate calculations. Round your final answer to $2$ decimal places. $($i$.$e$.\mathrm{.}1234$ should be entered as $12\mathrm{.}34\%.))$