There are 270 bottles of Coke on the shelves of the supermarket, and the number of bottles of mineral water is three times that of Coke. How many bottles of mineral water are there?
超市的货架上有可乐270瓶，矿泉水的瓶数是可乐的3倍，矿泉水有多少瓶？
<gadget id="calculator">270 * 3</gadget>
<output>810</output>

<result>810</result>