Xiao Lin reads a 182-page story book, the ratio of the number of pages he has read to the number of pages he has not read is 2:5, how many pages has Xiao Lin read?
小林看一本182页的故事书，已经看的页数与未看的页数比是2：5，小林已经看了多少页？
<gadget id="calculator">2 + 5</gadget>
<output>7</output>

<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">182 * (2/7)</gadget>
<output>52</output>

<result>52</result>