There are 11 classes in the third grade of the Experimental Primary School, each class has 5 groups, and each group has 15 students. How many students are there in the third grade?
实验小学三年级共有11个班，每个班有5个小组，每个小组有15人，三年级一共有多少人？
<gadget id="calculator">11 * 5 * 15</gadget>
<output>825</output>

<result>825</result>