car sales company sold cars, passenger cars, and small trucks at a ratio of 7:3:2 in September, and a total of 240 of these three types of cars were sold. How many cars were sold?
一家汽车销售公司9月份销售小轿车、小客车、小货车数量的比是7：3：2，这三种车共销售了240辆．小轿车销售了多少辆？
<gadget id="calculator">7 + 3 + 2</gadget>
<output>12</output>

<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">240 * (7/12)</gadget>
<output>140</output>

<result>140</result>