There are 25 penguins in the zoo. Breeders have to prepare 425 kilograms of food every day. How many kilograms of food does a penguin need to feed every day?
动物园里有25只企鹅．饲养员每天要准备425千克的食物．一只企鹅每天需要喂多少千克的食物？
<gadget id="calculator">425 / 25</gadget>
<output>17</output>

<result>17</result>