There are 5 watches of the same size and shape in the pocket, the straps of 2 watches are silver and white, and the straps of 3 watches are yellow. If you touch any one of them, what is the probability that you will get a watch with a yellow strap?
口袋里有大小、形状完全相同的5块手表，2块手表的表带是银白色的，3块手表的表带是黄色的．从中任意摸一块，摸到黄色表带手表的可能性是多少．
<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>