Uncle Li drives a motorcycle from A to B at 60 kilometers per hour. When driving 10 kilometers beyond the midpoint, there are still 140 kilometers to the end. How many hours does it take Uncle Li to travel from A to B?
李叔叔驾驶摩托车从甲地开往乙地，每小时行60千米．当驾驶到超过中点10千米时，离终点还有140千米．李叔叔要行多少小时才能从甲地到达乙地？
<gadget id="calculator">140 + 10</gadget>
<output>150</output>

<gadget id="calculator">2 / 60</gadget>
<output>1/30 = around 0.033333</output>

<gadget id="calculator">150 * (1/30)</gadget>
<output>5</output>

<result>5</result>