Class 1 of the sixth year stood in line, with 3 people in a row, 4 people in a row, and 5 people in a row with nothing left. How many students are there at least in Class 1 of the sixth grade?
六年一班同学站队，3人一排，4人一排，5人一排都没有剩余．六年一班学生至少有多少人．
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<result>60</result>