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7-12.

Twenty-five percent of the students at Marcus Garvey Middle School bring their lunches from home. students do not bring their lunch. How many students attend the school? Draw and label a diagram to show the number and percent of each group of students.  

Since of the students bring lunches from home, then of the students must not bring their lunches to school.
If is of the students, how many total students attend the school and how many bring lunches from home?

After finding out each value, create a diagram to illustrate this ratio.

A line segment from 0% to 100% with two sections. Both sections are each bracketed and labeled as follows: top is Lunches: question mark and No Lunches: 225,  bottom is 25% and 75%.