Xiao Ming set off at 7:30 and traveled 26 kilometers to a certain place at 9:30. How many kilometers does she travel per hour on average?
小明7：30出发，9：30到某地行了26千米，她平均每小时行多少千米．
<gadget id="calculator">26 / 2</gadget>
<output>13</output>

<result>13</result>