The school needs to equip each class with a volleyball and a basketball. Each volleyball is 38 yuan, and each basketball is 42 yuan. There are 36 classes in the whole school. How much is the total cost?
学校要为每班配备一个排球和一个篮球，每个排球38元，每个篮球42元，全校有36个班，共需多少经费？
<gadget id="calculator">38 + 42</gadget>
<output>80</output>

<gadget id="calculator">80 * 36</gadget>
<output>2_880</output>

<result>2_880</result>