lion in a safari park eats 280 kilograms of food a day. How many kilograms of food will it eat in October?
野生动物园的一头狮子一天要吃280千克的食物，十月份一共要吃多少千克食物？
<gadget id="calculator">280 * 31</gadget>
<output>8_680</output>

<result>8_680</result>