Uncle Wang set off from the county seat to Wangzhuang Township to deliver fertilizers. When going there, the speed was 46 km/h, and it took 3 hours. It took 2 hours to return, what was the speed when returning?
王叔叔从县城出发去王庄乡送化肥．去的时候速度是46千米/时，用了3小时．返回用了2小时，返回时的速度是多少？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">46 * (3/2)</gadget>
<output>69</output>

<result>69</result>