Difference between revisions of "2003 AMC 12B Problems/Problem 8"
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<cmath>\clubsuit(x) = a + b = 3</cmath> | <cmath>\clubsuit(x) = a + b = 3</cmath> | ||
− | Clearly the only two digit numbers whose digits sum to <math>3</math> are <math>12, 21,</math> and <math>30 | + | Clearly the only two digit numbers whose digits sum to <math>3</math> are <math>12, 21,</math> and <math>30</math>, thus the answer is <math>3</math>. \Rightarrow \text (A) |
Revision as of 19:40, 1 November 2012
Let and
be the digits of
,
Clearly the only two digit numbers whose digits sum to are
and
, thus the answer is
. \Rightarrow \text (A)