In a parking lot, there are 41 vehicles, among which cars have 4 wheels and motorcycles have 3 wheels. These vehicles have a total of 127 wheels. How many three-wheeled motorcycles are there?
在一个停车场上，现有车辆41辆，其中汽车有4个轮子，摩托车有3个轮子，这些车共有127个轮子，那么三轮摩托车有多少辆．
<gadget id="calculator">41 * 4</gadget>
<output>164</output>

<gadget id="calculator">164 - 127</gadget>
<output>37</output>

<gadget id="calculator">4 - 3</gadget>
<output>1</output>

<gadget id="calculator">37 / 1</gadget>
<output>37</output>

<result>37</result>