75 peach trees are planted along the circular pond, and 2 pear trees are planted between every two peach trees. How many pear trees can be planted?
沿圆形的池塘一周栽75棵桃树，每两棵桃树之间栽2棵梨树，可以栽梨树多少棵？
<gadget id="calculator">2 * 75</gadget>
<output>150</output>

<result>150</result>