Difference between revisions of "2007 AMC 10A Problems/Problem 4"
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== Solution == | == Solution == | ||
− | Let the two consecutive odd integers be <math>a</math>, <math>a+2</math>. Then <math>a+2 = 3a</math>, so <math>a = 1</math> and their sum is <math>4\ \mathrm{( | + | Let the two consecutive odd integers be <math>a</math>, <math>a+2</math>. Then <math>a+2 = 3a</math>, so <math>a = 1</math> and their sum is <math>4\ \mathrm{(A)}</math>. |
== See also == | == See also == |
Revision as of 14:26, 3 February 2008
Problem
The larger of two consecutive odd integers is three times the smaller. What is their sum?
Solution
Let the two consecutive odd integers be , . Then , so and their sum is .
See also
2007 AMC 10A (Problems • Answer Key • Resources) | ||
Preceded by Problem 3 |
Followed by Problem 5 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
All AMC 10 Problems and Solutions |