In a trapezoidal orchard, the upper base is 200 meters long, the lower base is 1.8 times the upper base, and the height is 120 meters. If one apple tree is planted every 3 square meters, how many apple trees can be planted in this land?
一块近似梯形的果园，上底长200米，下底是上底的1.8倍，高是120米，如果每3平方米栽一棵苹果树，这块地可以栽苹果树多少棵？
<gadget id="calculator">200 * 1.8</gadget>
<output>360</output>

<gadget id="calculator">200 + 360</gadget>
<output>560</output>

<gadget id="calculator">120 / 2 / 3</gadget>
<output>20</output>

<gadget id="calculator">560 * 20</gadget>
<output>11_200</output>

<result>11_200</result>