The school spent a total of 240 yuan to buy 1 football and 4 basketballs, and 40 yuan for one football. How much is a basketball? How many
学校买1个足球和4个篮球共花了240元，一个足球40元．一个篮球多少钱？多少
<gadget id="calculator">240 - 40</gadget>
<output>200</output>

<gadget id="calculator">200 / 4</gadget>
<output>50</output>

<result>50</result>