An elephant weighs 4.5 tons, and a ox weighs 0.5 tons. How many times is the weight of an elephant a ox?
一头大象重4.5吨，一头黄牛重0.5吨，一头大象的体重是一头黄牛的多少倍？
<gadget id="calculator">4.5 / 0.5</gadget>
<output>9</output>

<result>9</result>