batch of story books were shipped from the bookstore, and 120 copies were sold on the first day, and the number sold on the second day was 3/4. The story books sold on the first day and the second day happened to be these stories For the book (5/6), how many story books are there in this batch of story books shipped by the bookstore?
书店运来一批故事书，第一天卖了120本，第二天卖的本数是第一天卖的(3/4)，第一天和第二天卖的故事书正好是这批故事书的(5/6)，书店运来的这批故事书一共有多少本？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">120 * (3/4)</gadget>
<output>90</output>

<gadget id="calculator">120 + 90</gadget>
<output>210</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">210 / (5/6)</gadget>
<output>252</output>

<result>252</result>