A car drives from place A to place B, travels 70 kilometers per hour, and arrives in 6 hours; returns along the road from place B, travels 60 kilometers per hour, how long will it take to reach place A?
一辆汽车从甲地开往乙地，每小时行70千米，6小时到达；从乙地沿路返回，每小时行60千米，问几小时能到达甲地？
<gadget id="calculator">6 / 60</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">70 * (1/10)</gadget>
<output>7</output>

<result>7</result>