The ratio of pear trees to peach trees in the orchard is 3:5, and it is known that there are 40 peach trees. How many fruit trees are there in this orchard?
果园里梨树与桃树的比是3：5，已知桃树有40棵．这个果园共有果树多少棵？
<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">40 / (5/8)</gadget>
<output>64</output>

<result>64</result>