There is a 900-kg walrus in Polar Ocean World, and the animal trainer weighs 60 kg. The walrus eats 36 kg of food every day. How many times the weight of a walrus is that of its trainer?
极地海洋世界有一头900千克重的海象，驯兽师体重60千克，海象每天要吃36千克食物．海象的体重是驯兽师的多少倍？
<gadget id="calculator">900 / 60</gadget>
<output>15</output>

<result>15</result>