Requirement $2$:

Revise the data in your worksheet to reflect the results for the subsequent period as shown below:

$\backslash$table$[[,$A$,,$B$,$C$,,$D$,$E$],[1,$Chapter $9$: Applying Excel,$,,,,,],[2],[3,$Data,,,,,,$],[4,$Revenue,,,,$$,16\mathrm{.}50,$q$],[5,$Cost of ingredients,,,,$$,6\mathrm{.}25,q$