A dog weighs 18 kg and a cat weighs 3 kg. How many times is the mass of a dog greater than that of a cat?
一只狗重18千克，一只猫重3千克，狗的质量是猫的多少倍
<gadget id="calculator">18 / 3</gadget>
<output>6</output>

<result>6</result>