11% of college costs was spent on books.
Step-by-step explanation:
Total cost for last semester = $2000
Amount spent on books = $220
Percent of amount spent on books = [tex]\frac{Amount\ spent\ on\ books}{Total\cost\ for\ semester}*100[/tex]
Percent of amount spent on books = [tex]\frac{220}{2000}*100\\[/tex]
Percent of amount spent on books = [tex]\frac{22000}{2000}[/tex]
Percent of amount spent on books = 11%
11% of college costs was spent on books.
Keywords: percentage, division
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