There are 180 pages in a story book. I read the whole book on the first day (1/10), and I read more (1/6) on the first day than on the second day. What page should I start reading on the third day?
一本故事书共有180页，第一天看了全书的(1/10)，第一天比第二天多看(1/6)，第三天应从第几页开始看起？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 + (1/6)</gadget>
<output>7/6 = around 1.166667</output>

<gadget id="calculator">(1/10) * (7/6)</gadget>
<output>7/60 = around 0.116667</output>

<gadget id="calculator">(1/10) + (7/60)</gadget>
<output>13/60 = around 0.216667</output>

<gadget id="calculator">180 * (13/60)</gadget>
<output>39</output>

<gadget id="calculator">39 + 1</gadget>
<output>40</output>

<result>40</result>