Answer:
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Step-by-step explanation:
Step-by-step explanation:
as in the attachment, i have named the lines by letters for easiness
Using it's concept, it is found that the percentage of his sales that area food costs is of 29.62%.
<h3>What is a percentage?</h3>
The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:

In this problem, he has $1643 out of $5546 in food, hence the percentage is given by:

More can be learned about percentages at brainly.com/question/10491646
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32 empty square pieces are empty because the total number of squares in the board is 8X8 which is 64 and for the spaces filled theres 16 for each player and there are two players so its 16x2 which us 32. The total number of soaces minus the filled spaces will give you the number of empty spaces. So 64-32=32