Problem:
Connie multiplies a number by  and gets  as her answer. However, she should have divided the number by  to get the correct answer. What is the correct answer?
Answer Choices:
A.  
B.  
C.  
D.  
E.  
Solution:
If multiplying a number by results in , then the number must be . If is divided by , the correct answer is .
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions