1995 AJHSME Problems/Problem 3
Problem
Which of the following operations has the same effect on a number as multiplying by and then dividing by ?
Solution
Dividing by is the same as multiplying by its reciprocal, .
Multiplying a number by two numbers is the same as multiplying the number by the product of those two numbers. Thus, multiplying by and then is the same as multiplying by , and the answer is .
See Also
1995 AJHSME (Problems • Answer Key • Resources) | ||
Preceded by Problem 2 |
Followed by Problem 4 | |
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