Li Xing did not take part in a certain foreign language test due to illness. The average score of other students is 95 points, and his make-up exam score the next day is 65 points. If Li Xing's score is added, the average score of the whole class is 94 points. How many students are there in this class?
某次外语考试，李星因病没有参加．其他同学的平均分是95分，第二天他的补考成绩是65分，如果加上李星的成绩后，全班的平均分是94分，这个班有学生多少人？
<gadget id="calculator">95 - 65</gadget>
<output>30</output>

<gadget id="calculator">95 - 94</gadget>
<output>1</output>

<gadget id="calculator">30 / 1</gadget>
<output>30</output>

<result>30</result>