The number of people in Class 1 of Grade 5 is that of Class 2 (9/10). Class 2 of Grade 5 has 5 more students than Class 1. How many people are there in Class 2 of Grade 5?
五年级一班人数是二班的(9/10)，五年级二班比一班多5人，五年级二班有多少人？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">1 - (9/10)</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">5 / (1/10)</gadget>
<output>50</output>

<result>50</result>