The fruit shop brings in a batch of fruits and sells 14 boxes of 30 kilograms each. How many kilograms are sold in total?
水果店运进一批水果，卖出14箱，每箱30千克，一共卖出多少千克？
<gadget id="calculator">14 * 30</gadget>
<output>420</output>

<result>420</result>