2013 AMC 10B Problems/Problem 13
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Jo and Blair take turns counting from to one more than the last number said by the other person. Jo starts by saying "", so Blair follows by saying "" . Jo then says " \textbf{(A)}\ 2\qquad\textbf{(B)}\ 3\qquad\textbf{(C)}\ 5\qquad\textbf{(D)}\ 6\qquad\textbf{(E)}\ 8 $