Answer:
the book store carries 9 male magazine
Explanation:
all you do is divide 90 by 10% because 90% would be 81 magazines so 9x10 would be 90. I might be confusing but you just divide 90 by 10% for this question
9 men magazines
0.9 = 90%
90 magazines x 0.9 =
90 * 0.9 = 81
90 -81 = 9
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