Class 5 and 1 bought 2 footballs and 25 skipping ropes for 100 yuan. Each football costs 25 yuan. How much is each skipping rope?
五1班买了2个足球和25根跳绳，共用去100元，每个足球售价25元，每根跳绳多少元？
<gadget id="calculator">25 * 2</gadget>
<output>50</output>

<gadget id="calculator">100 - 50</gadget>
<output>50</output>

<gadget id="calculator">50 / 25</gadget>
<output>2</output>

<result>2</result>