There are 8 red balls, 5 white balls, and 1 blue ball in a bag, and one of them is taken out randomly. What is the probability of taking out the blue ball?
一袋中装有红球8个，白球5个，蓝球1个，则任意取出一个，取出蓝球的可能性为多少
<gadget id="calculator">8 + 5 + 1</gadget>
<output>14</output>

<gadget id="calculator">1 / 14</gadget>
<output>1/14 = around 0.071429</output>

<result>1/14 = around 0.071429</result>