There are 30 cars in the parking lot, the number of cars is the number of vans (5/6), the number of vans is the number of motorcycles (3/4), how many motorcycles are there?
停车场有小轿车30辆，小轿车的辆数是面包车的(5/6)，面包车的辆数是摩托车的(3/4)，摩托车有多少辆？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">30 / (5/6) / (3/4)</gadget>
<output>48</output>

<result>48</result>