Xiao Ming reads a 150-page story book, but he read the whole book 3 days ago (3/5). How many pages do you read on average per day?
小明看一本150页的故事书，前3天看了整本书的(3/5)．平均每天看多少页？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) / 3</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">150 * (1/5)</gadget>
<output>30</output>

<result>30</result>