A passenger car travels 105 kilometers in the first 3 hours and 80 kilometers in the next 2 hours. Average miles per hour?
一辆客车前3小时行105千米，后2小时行80千米．平均每小时行多少千米？
<gadget id="calculator">105 + 80</gadget>
<output>185</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">185 / 5</gadget>
<output>37</output>

<result>37</result>