The fruit shop was put into trial operation for 3 days and sold a total of 420 kilograms of bananas, 14 times as many apples as bananas. How many kilograms of apples are sold?
水果店试营业3天，共卖出香蕉420千克，卖出的苹果是香蕉的14倍．卖出的苹果多少千克？
<gadget id="calculator">420 * 14</gadget>
<output>5_880</output>

<result>5_880</result>