To transport a batch of vegetables, the original plan was to transport 1,200 kilograms per vehicle, and 7 vehicles can be transported. The actual transportation is 1,680 kilograms per vehicle. How many vehicles are actually transported?
运一批蔬菜，原计划每车运1200千克，7车可以运完，实际每车运1680千克，实际多少车运完？
<gadget id="calculator">7 / 1_680</gadget>
<output>1/240 = around 0.004167</output>

<gadget id="calculator">1_200 * (1/240)</gadget>
<output>5</output>

<result>5</result>