There are 120 apple trees in the fruit tree field. The pear trees belong to apple trees (9/10), and the peach trees belong to pear trees (2/3). How many peach trees are there?
果树场有苹果树120棵，梨树是苹果树的(9/10)，桃树是梨树的(2/3)，桃树有多少棵？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 * (9/10) * (2/3)</gadget>
<output>72</output>

<result>72</result>