Xiao Ming and 49 classmates participate in voting to elect the principal and deputy monitors. What is the probability that Xiao Ming can be elected?
小明和49位同学参加投票选举正、副班长，小明能被选上的可能性是多少．
<gadget id="calculator">1 + 49</gadget>
<output>50</output>

<gadget id="calculator">2 / 50</gadget>
<output>1/25 = around 0.04</output>

<result>1/25 = around 0.04</result>