The school bought 350 science and technology books, which happen to be (2/3) of the storybooks, and the storybooks are equivalent to (7/4) of the comic books. How many comic books does the school have?
学校购科技书350本，恰好是故事书的(2/3)，故事书相当于连环画的(7/4)，学校有连环画多少本？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">7 / 4</gadget>
<output>7/4 = around 1.75</output>

<gadget id="calculator">350 / (2/3) / (7/4)</gadget>
<output>300</output>

<result>300</result>