A dripping faucet will drain 84 kilograms of water in one week. According to this calculation, how many kilograms of water will be lost in a month? (A month is calculated as 30 days.)
一个滴水的水龙头一星期要白白流掉84千克水．照这样计算，一个月要流掉多少千克水？(一个月按30天计算．)
<gadget id="calculator">84 / 7</gadget>
<output>12</output>

<gadget id="calculator">12 * 30</gadget>
<output>360</output>

<result>360</result>