What is the median of the group of numbers 5, 6, 7, 8, 9, and 10?
5、6、7、8、9、10这组数的中位数是多少．
<gadget id="calculator">7 + 8</gadget>
<output>15</output>

<gadget id="calculator">15 / 2</gadget>
<output>15/2 = around 7.5</output>

<result>15/2 = around 7.5</result>