Xiao Ming borrowed a story book. If he reads 8 pages a day, he can read it in 15 days. Now it takes 12 days to finish reading, how many pages should I read every day?
小明借来一本故事书，如果每天读8页，15天可以读完．现在要12天读完，每天应该读几页？
<gadget id="calculator">8 / 12</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">15 * (2/3)</gadget>
<output>10</output>

<result>10</result>