Xiaoli plans to read a novel and read all the pages (1/9) every day. According to the plan, Xiaoli reads 6 days and there are still 30 pages left to finish. How many pages does this novel have?
小丽计划看一本小说，每天看全部页数的(1/9)，按计划小丽看了6天后还剩下30页没有看完，这本小说共有多少页？
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">(1/9) * 6</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">30 / (1/3)</gadget>
<output>90</output>

<result>90</result>