17 times a positive integer is more than its square by 70, then the positive integer is	Choose the correct choice from the following options:  A) 13  B) 10  C) 11  D) 12  E) 14
Explanation:   Let the number be x. Then,   17x = x2 + 70   =&gt; x2 - 17x + 70 = 0   =&gt;(x - 7)(x - 10) = 0   =&gt; x = 7 or 10   Answer: 10
<result>B</result>
17 times a positive integer is more than its square by 70, then the positive integer is