Teachers and students of a certain school donated 1995 yuan to the disaster area. This school has 35 teachers and 14 classes. The number of each class is the same and there are more than 30 students and no more than 45 students. If the average amount of money donated by each person is an integer, then the average How much is the donation?
某校师生为灾区捐款1995元，这个学校有教师35名，14个班，各班人数相同且多于30人不超过45人，如果平均每人捐的钱数是整数，那么平均每人捐款多少元？
<gadget id="calculator">5 * 7 * 19</gadget>
<output>665</output>

<gadget id="calculator">1_995 / 665</gadget>
<output>3</output>

<result>3</result>