A and B each have some books, and the number of A more than B is exactly (1/4) of the total number of the two people. If A gives B 20 books, then the number of B more than A is exactly (1/6) of the total number of the two people. ). So how many books do they have in total?
甲乙两人各有一些书，甲比乙多的数量恰好是两人总数的(1/4)，如果甲给乙20本，那么乙比甲多的数量恰好是两人总数的(1/6)．那么他们共有多少本书？
<gadget id="calculator">15 - 10</gadget>
<output>5</output>

<gadget id="calculator">20 / 5</gadget>
<output>4</output>

<gadget id="calculator">15 + 9</gadget>
<output>24</output>

<gadget id="calculator">4 * 24</gadget>
<output>96</output>

<result>96</result>