Xiaohong reads (2/3) of a book in 6 days, and reads ((())/(())) of this book on average every day; if the reading speed remains the same, it takes him a total of How many days will it take.
小红6天看了一本书的(2/3)，平均每天看这本书的((())/(()))；如果看的速度不变，他看完这本书共要用多少天．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) / 6</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 / (1/9) / 1</gadget>
<output>9</output>

<result>9</result>