102 senior teachers and students went on a spring outing, and the average cost per person was 25 yuan. How much does this spring outing cost?
高年级102名师生去春游，平均每人费用是25元，这次春游需要多少钱？
<gadget id="calculator">25 * 102</gadget>
<output>2_550</output>

<result>2_550</result>