When Xiaoli calculated a number divided by 1.8, he misplaced the decimal point of the quotient by one digit to the right, and the result was 12. What is the dividend of this question?
小力在计算一个数除以1.8时，把商的小数点向右点错了一位，结果得12，这道题的被除数是多少．
<gadget id="calculator">1.2 * 1.8</gadget>
<output>2.16</output>

<result>2.16</result>