Buy 15 boxes of pens, 12 pens in each box, 6 yuan each, how much will you pay in total?
买15盒钢笔，每盒12支，每支6元，一共要付多少元？
<gadget id="calculator">12 * 6 * 15</gadget>
<output>1_080</output>

<result>1_080</result>