There are a total of 150 students in the three classes of the sixth grade. The ratio of the number of boys and girls is 14:11. The ratio of the number of the first class to the number of the second and third classes is 1:1.5. The ratio of the number of boys and girls in the first class It is 8:7, the ratio of the number of boys in the second class and the third class is 6:7. How many boys are there in the second class?
六年级三个班共有150名学生，男女生人数比是14：11，其中一班人数和二班、三班两个班人数的和之比是1：1.5，一班中男女生人数之比是8：7，二班、三班两个班男生人数之比是6：7．二班男生有多少人？
<gadget id="calculator">14 + 11</gadget>
<output>25</output>

<gadget id="calculator">14 / 25</gadget>
<output>14/25 = around 0.56</output>

<gadget id="calculator">150 * (14/25)</gadget>
<output>84</output>

<gadget id="calculator">1 + 1.5</gadget>
<output>2.5</output>

<gadget id="calculator">1 / 2.5</gadget>
<output>0.4</output>

<gadget id="calculator">150 * 0.4</gadget>
<output>60</output>

<gadget id="calculator">8 + 7</gadget>
<output>15</output>

<gadget id="calculator">8 / 15</gadget>
<output>8/15 = around 0.533333</output>

<gadget id="calculator">60 * (8/15)</gadget>
<output>32</output>

<gadget id="calculator">84 - 32</gadget>
<output>52</output>

<gadget id="calculator">6 + 7</gadget>
<output>13</output>

<gadget id="calculator">6 / 13</gadget>
<output>6/13 = around 0.461538</output>

<gadget id="calculator">52 * (6/13)</gadget>
<output>24</output>

<result>24</result>