12 times a positive integer is more than its square by 36, then the positive integer is  Pick
A) 6  B) 10  C) 11  D) 12  E) 14
Explanation:   Let the number be x. Then,   12x = x2 + 36   =&gt; x2 - 12x + 36 = 0   =&gt;(x - 6)(x - 6) = 0   =&gt; x = 6   6nswer: 6
<result>A</result>
12 times a positive integer is more than its square by 36, then the positive integer is