The number of students in a class is between 40 and 50. If the ratio of the number of boys to the number of girls is 6:5, how many people are there in this class?
某班人数在40到50人之间，如果男生人数和女生人数的比是6：5，这个班有多少人．
<gadget id="calculator">6 + 5</gadget>
<output>11</output>

<gadget id="calculator">11 * 4</gadget>
<output>44</output>

<result>44</result>