When a number is divided by 12, the little sloppy regards 12 as 15, and the resulting quotient is 24. What is the correct quotient.
一个数除以12，小马虎把12看成了15，结果商是24．正确的商是多少．
<gadget id="calculator">24 / 12</gadget>
<output>2</output>

<gadget id="calculator">15 * 2</gadget>
<output>30</output>

<result>30</result>