Paint the 6 faces of the dice in red, yellow and blue respectively. It is required to throw it once randomly. The probability of the yellow face facing up is the greatest. How many faces should be painted yellow.
把骰子的6个面分别涂上红、黄、蓝三种颜色，要求任意掷一次，出现黄面朝上的可能性最大，多少个面应涂成黄色．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">6 * (1/2)</gadget>
<output>3</output>

<result>3</result>