A story book, Xiaohong read the whole book (2/5) on the first day, and the number of pages she read on the second day is (3/4) on the first day, what fraction of the whole book she read on the second day?
一本故事书，小红第一天看了全书的(2/5)，第二天看的页数是第一天的(3/4)，第二天看了全书的几分之几？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(2/5) * (3/4)</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>