During the mid-term exam, 48 people in Congcong's class passed Chinese, 49 people passed mathematics, 41 people passed both subjects, and no one failed both subjects. How many people are there in Congcong's class?
期中考试时，聪聪班上语文及格的有48人，数学及格的有49人，两科都及格的有41人，没有双科不及格的，聪聪班上共有多少人．
<gadget id="calculator">49 - 41</gadget>
<output>8</output>

<gadget id="calculator">48 + 8</gadget>
<output>56</output>

<result>56</result>