The sum of the individual lunch ate by people is equal to the total number of people who ate lunch.
<h3>What is an
equation?</h3>
An equationi is an expression that shows the relationship between two or more variables and number.
Given that the total number of people who ate lunch is 840, hence:
The sum of the individual lunch ate by people is equal to the total number of people who ate lunch.
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45% of 450 is 202.50
$202.50 is the price of markup
$652.50 is the selling price
Mrs. Yin bought more turkey than chicken. I know because 0.80 is greater than 0.69
