In the oral arithmetic competition, Xiao Ming got it right (9/10), exactly 54 questions. How many questions are there?
口算比赛，小明做对了(9/10)，正好54题．一共有多少题？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">54 / (9/10)</gadget>
<output>60</output>

<result>60</result>