The school shipped 200 saplings, and the teacher planted 25% of them, and the rest were distributed to Class A and Class B at a ratio of 3:2. How many trees did Class B get?
学校运来200棵树苗，老师栽种了其中的25%，余下的按3﹕2分配给甲、乙两个班，乙班分到多少棵？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">200 * (3/4)</gadget>
<output>150</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">150 * (2/5)</gadget>
<output>60</output>

<result>60</result>