A working group harvested 1.82 hectares of wheat. I have worked for 3 hours and harvested 0.78 hectares of wheat; in this way, how many hours will it take to harvest all the wheat?
一个作业小组收割了1.82公顷小麦．已经工作了3小时，收割了0.78公顷的小麦；照这样，计算，要全部收割完毕，还要多少小时？
<gadget id="calculator">1.82 - 0.78</gadget>
<output>1.04</output>

<gadget id="calculator">0.78 / 3</gadget>
<output>0.26</output>

<gadget id="calculator">1.04 / 0.26</gadget>
<output>4</output>

<result>4</result>