How many red balls and 8 white balls are in a box, if you draw a ball randomly, the probability of getting a red ball is (2/3), and the probability of getting a white ball is (1/3).
一个盒子里有多少个红球，8个白球，随便摸出一个球，摸到红球的可能性是(2/3)，摸到白球的可能性是(1/3)．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">8 / (1/3)</gadget>
<output>24</output>

<gadget id="calculator">24 - 8</gadget>
<output>16</output>

<result>16</result>