There are 1,240 science and technology books in the school library, and the number of story books is 230 more than three times that of science and technology books. How many story books are there?
学校图书室有科技书1240本，故事书的册数比科技书的3倍还多230册．故事书有多少本？
<gadget id="calculator">1_240 * 3</gadget>
<output>3_720</output>

<gadget id="calculator">3_720 + 230</gadget>
<output>3_950</output>

<result>3_950</result>