A small cube has 3 red faces, 2 green faces, and 1 blue face. Xiao Ming throws it 100 times arbitrarily. What is the probability that the red faces upwards?
一个小正方体，其中有3个面是红色，2个面是绿色，1个面是蓝色，小明任意抛了100次，红色朝上的可能性为多少．
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>