Lele Supermarket brings in 25 boxes of apples. Each box of apples weighs 15 kilograms. Each kilogram of apples sells for 4 yuan. How much can they sell in total?
乐乐超市运进25箱苹果，每箱苹果重15千克，每千克苹果卖4元，一共可以卖多少钱？
<gadget id="calculator">15 * 25 * 4</gadget>
<output>1_500</output>

<result>1_500</result>