There are 180 trees of various kinds in the park in the middle of the street, among which pagoda trees account for (2/9). The number of poplar trees is (4/5) of the number of pagoda trees. How many poplar trees are there in the park?
街心公园里有各种树共180棵，其中槐树占(2/9)．杨树棵数是槐树棵数的(4/5)．公园里有杨树多少棵？
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">180 * (2/9) * (4/5)</gadget>
<output>32</output>

<result>32</result>