$2\mathrm{.}1$ Use an IF function in cell

E$10$ to calculate the price to charge per donut for order $1.$

a$.$ Customer are charged $$\mathrm{.}50$ per donut unless they buy a dozen or more. In this case, they are charged $$\mathrm{.}40$ a donut.

b$.$ Refer to the appropriate price in cells C$3$ and C$4$ for your "value$\_$if$\_$true" and "value$\_$if$\_$false" arguments.

c$.$ Use absolute and relative references when appropriate.

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Gd $5$

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