The number of trucks in the parking lot accounts for (1/6) of the total number of vehicles, and the ratio of the number of cars to the total number is 1:4. It is known that there are 4 more cars than trucks. How many cars are there in the parking lot?
停车场上货车的辆数占总辆数的(1/6)，轿车辆数与总辆数的比是1：4，已知轿车比货车多4辆，停车场共有多少辆车？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/4) - (1/6)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">4 / (1/12)</gadget>
<output>48</output>

<result>48</result>