Jiajiale Supermarket sold 4 boxes of thermos bottles, each containing 6 thermos bottles, and sold them for a total of 360 yuan. How much is each thermos bottle on average?
家家乐超市卖出4箱热水瓶，每箱装有6个热水瓶，共卖了360元，平均每个热水瓶多少元？
<gadget id="calculator">360 / 4 / 6</gadget>
<output>15</output>

<result>15</result>