There are 150 peach trees in the orchard, all of which are pear trees (3/5). How many peach and pear trees are there in the orchard?
果园里有150棵桃树，是梨树的(3/5)．果园里有桃树和梨树共多少棵？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">150 / (3/5)</gadget>
<output>250</output>

<gadget id="calculator">250 + 150</gadget>
<output>400</output>

<result>400</result>