6 yuan per kilogram of eggs, there are 7 boxes of eggs, each 4 kilograms, how much can these eggs be sold in total?
每千克鸡蛋6元，现有7箱鸡蛋，每箱4千克，这些鸡蛋一共可以卖多少钱？
<gadget id="calculator">4 * 7 * 6</gadget>
<output>168</output>

<result>168</result>