To transport a pile of soil, it takes 15 days to transport 32 vehicles per day, and now it needs to be transported 3 days in advance, how many vehicles should be transported per day?
要运一堆土，每天运32车，需要15天，现在要提前3天运完，每天应运多少车？
<gadget id="calculator">15 - 3</gadget>
<output>12</output>

<gadget id="calculator">15 / 12</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">32 * (5/4)</gadget>
<output>40</output>

<result>40</result>