On the National Day, Xiao Ming's mother took him to travel. His mother brought him 2 red and blue sweaters and 3 black, white and gray pants. Now he wants to make a set with 1 sweater and 1 pair of pants. What are the chances of having exactly the blue sweater and white pants
国庆节，小明的妈妈带他去旅游，妈妈给他带了红、蓝2件毛衣和黑、白、灰3条裤子，现在他要任意拿出1件毛衣和1条裤子配成一套，正好是蓝毛衣和白裤子的可能性是多少
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>