Each box of apples weighs 10 kg, and there are 22 boxes in total. If each box is 30 yuan, how much can these apples be sold in total?
苹果每箱10千克，共有22箱．如果每箱30元，这些苹果共可卖多少钱？
<gadget id="calculator">30 * 22</gadget>
<output>660</output>

<result>660</result>