The number of students in a class is between 40 and 50, and the ratio of boys to girls is 6:5. How many more boys than girls in this class?
某班学生人数在40和50之间，男、女生人数的比是6：5，这个班男生比女生多多少人？
<gadget id="calculator">6 + 5</gadget>
<output>11</output>

<gadget id="calculator">6 / 11</gadget>
<output>6/11 = around 0.545455</output>

<gadget id="calculator">44 * (6/11)</gadget>
<output>24</output>

<gadget id="calculator">44 - 24</gadget>
<output>20</output>

<gadget id="calculator">24 - 20</gadget>
<output>4</output>

<result>4</result>