An elephant weighs 5.1 tons, and a ox weighs 0.3 tons. How many times is the weight of this elephant as much as that of a ox?
一头大象重5.1吨，一头黄牛重0.3吨，这头大象的体重是黄牛的多少倍？
<gadget id="calculator">5.1 / 0.3</gadget>
<output>17</output>

<result>17</result>