There are 97 students in Class A and Class B. The number of girls in Class A is 60% of the number of boys. The ratio of male to female in Class B is 6:7. How many boys are there in the two classes?
甲乙两班共有97人，甲班女生人数是男生人数的60%，乙班男女人数的比是6：7，求两班共有男生多少人？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">32 / (8/5)</gadget>
<output>20</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">65 * (6/13)</gadget>
<output>30</output>

<gadget id="calculator">20 + 30</gadget>
<output>50</output>

<result>50</result>