There are 5 grades in Bright Hope Primary School, each grade has 6 classes, and each class has 30 students. How many students are there in the whole school?
光明希望小学共有5个年级，每个年级有6个班，每个班有30人，全校有多少人？
<gadget id="calculator">6 * 5 * 30</gadget>
<output>900</output>

<result>900</result>