The school bought some homework books and distributed (1/4) to Class A and (5/12) to Class B. A total of 160 books were allocated to the two classes. How many books are there in this batch?
学校买来一些作业本，将其中的(1/4)分给甲班，(5/12)分给乙班．两个班一共分得160本．这批作业一共有多少本？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(1/4) + (5/12)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">160 / (2/3)</gadget>
<output>240</output>

<result>240</result>