MathDB
2013/8/14/Jelly beans

Source:

November 27, 2013
probabilityAMC

Problem Statement

Abe holds 1 green and 1 red jelly bean in his hand. Bea holds 1 green, 1 yellow, and 2 red jelly beans in her hand. Each randomly picks a jelly bean to show the other. What is the probability that the colors match?
<spanclass=′latex−bold′>(A)</span> 14<spanclass=′latex−bold′>(B)</span> 13<spanclass=′latex−bold′>(C)</span> 38<spanclass=′latex−bold′>(D)</span> 12<spanclass=′latex−bold′>(E)</span> 23<span class='latex-bold'>(A)</span>\ \frac14 \qquad <span class='latex-bold'>(B)</span>\ \frac13 \qquad <span class='latex-bold'>(C)</span>\ \frac38 \qquad <span class='latex-bold'>(D)</span>\ \frac12 \qquad <span class='latex-bold'>(E)</span>\ \frac23
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