A motorcycle drives from place A to place B. It travels 60 kilometers per hour for the first 2 hours and 70 kilometers per hour for the next 3 hours. How many kilometers per hour does the motorcycle travel on average?
一辆摩托车从甲地开往乙地，前2小时每小时行驶60km，后3小时每小时行驶70km，这辆摩托车平均每小时行驶了多少千米？
<gadget id="calculator">2 * 60</gadget>
<output>120</output>

<gadget id="calculator">3 * 70</gadget>
<output>210</output>

<gadget id="calculator">120 + 210</gadget>
<output>330</output>

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

<gadget id="calculator">330 / 5</gadget>
<output>66</output>

<result>66</result>