Difference between revisions of "2000 AMC 8 Problems/Problem 11"
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The number <math>64</math> has the property that it is divisible by it's unit digit. How many whole numbers between 10 and 50 have this property? | The number <math>64</math> has the property that it is divisible by it's unit digit. How many whole numbers between 10 and 50 have this property? | ||
| − | \textbf{(A)}\ 15 \qquad | + | <math>\textbf{(A)}\ 15 \qquad |
\textbf{(B)}\ 16 \qquad | \textbf{(B)}\ 16 \qquad | ||
\textbf{(C)}\ 17 \qquad | \textbf{(C)}\ 17 \qquad | ||
\textbf{(D)}\ 18 \qquad | \textbf{(D)}\ 18 \qquad | ||
| − | \textbf{(E)}\ 20 | + | \textbf{(E)}\ 20</math> |
Revision as of 13:51, 21 June 2011
The number 
has the property that it is divisible by it's unit digit. How many whole numbers between 10 and 50 have this property?
