A passenger car travels 35 kilometers per hour for the first 3 hours, and a total of 80 kilometers for the next 2 hours. How many kilometers per hour does it travel on average?
一辆客车前3小时每小时行35千米，后2小时共行80千米，平均每小时行多少千米？
<gadget id="calculator">35 * 3</gadget>
<output>105</output>

<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>