There are beads of the same size and different colors in a pocket. There are 2 red beads and 6 white beads. What is the probability of touching the red beads?
一个口袋里有大小相同、颜色不同的珠子，其中红珠子有2个，白珠子有6个，摸到红珠子的可能性是多少
<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>