There are 120 peach trees in the orchard, and the number of pear trees is three times that of peach trees. How many pear trees are there?
果园里有桃树120棵，梨树的棵数是桃树的3倍，梨树多少棵？
<gadget id="calculator">120 * 3</gadget>
<output>360</output>

<result>360</result>