bus leaves every 10 minutes at the bus station. Counting from the first car, how many cars have been driven in 1 hour.
公交车站每隔10分钟就开出一辆车．从第一辆车开出算起，1小时内共开出多少辆车．
<gadget id="calculator">60 / 10</gadget>
<output>6</output>

<gadget id="calculator">6 + 1</gadget>
<output>7</output>

<result>7</result>