A car drives from place A to place B. It travels a total of 163 kilometers in the first 3 hours, and a total of 102 kilometers in the next 2 hours. How many miles per hour does the car travel on average?
一辆汽车从甲地开往乙地，前3小时共行163千米，后2小时共行102千米．这辆汽车平均每小时行多少千米？
<gadget id="calculator">163 + 102</gadget>
<output>265</output>

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

<gadget id="calculator">265 / 5</gadget>
<output>53</output>

<result>53</result>