There are 3 classes in the fourth grade in our school, with an average of 40 students in each class. Each person donates 5 yuan to the "Hope Project". How much is the total donation for the fourth grade?
我校四年级有3个班，平均每班40人，每人向"希望工程"捐款5元，四年级一共捐款多少元？
<gadget id="calculator">3 * 40 * 5</gadget>
<output>600</output>

<result>600</result>