The sixth grade students in a certain school (3 classes in total) line up, each row has 3, 5 or 7 students, and the last row has only 2 students. How many sixth grade students are there in this school?
某校六年级(共3个班)的学生排队，每排3人、5人或7人，最后一排都只有2人，这个学校一共有六年级的学生多少人．
<gadget id="calculator">3 * 5 * 7</gadget>
<output>105</output>

<gadget id="calculator">105 + 2</gadget>
<output>107</output>

<result>107</result>