Difference between revisions of "2006 AMC 12B Problems/Problem 9"
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− | == Problem == | + | == Problem== |
− | {{ | + | How many even three-digit integers have the property that their digits, read left to right, are in strictly increasing order? |
+ | |||
+ | <math> | ||
+ | \text {(A) } 21 \qquad \text {(B) } 34 \qquad \text {(C) } 51 \qquad \text {(D) } 72 \qquad \text {(E) } 150 | ||
+ | </math> | ||
== Solution == | == Solution == |
Revision as of 14:27, 30 November 2008
Problem
How many even three-digit integers have the property that their digits, read left to right, are in strictly increasing order?
Solution
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See also
2006 AMC 12B (Problems • Answer Key • Resources) | |
Preceded by Problem 8 |
Followed by Problem 10 |
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 12 Problems and Solutions |