A travels 60 kilometers per hour from point A to point B, and travels 80 kilometers per hour along the original road. The round trip takes 5.6 hours. How long does it take A to get from point A to point B?
甲从A地到达B地每小时行60千米，沿原路返回每小时行80千米，往返共用5.6小时，问甲从A地到B地用了多少小时？
<gadget id="calculator">1 / 60</gadget>
<output>1/60 = around 0.016667</output>

<gadget id="calculator">1 / 80</gadget>
<output>1/80 = around 0.0125</output>

<gadget id="calculator">(1/60) + (1/80)</gadget>
<output>7/240 = around 0.029167</output>

<gadget id="calculator">5.6 / (7/240) / 60</gadget>
<output>3.2</output>

<result>3.2</result>