A car travels 320 kilometers from point A to point B in the first 4 hours. According to this calculation, it will take 5 hours to reach B. How many kilometers are there between A and B?
一辆汽车从甲地到乙地前4小时行了320千米．照这样计算，还要5小时才能到达乙地，甲、乙两地相距多少千米？
<gadget id="calculator">320 / 4</gadget>
<output>80</output>

<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<gadget id="calculator">80 * 9</gadget>
<output>720</output>

<result>720</result>