Find out the square of a number which when doubled exceeds its one seventh by 13 ? Options:
A) 16 B) 49 C) 19 D) 26 E) 17
A   Let the number be p, then the square will be p^2   According to question:   2p = (p/7) + 13   =&gt; 14p = p +91   =&gt; p = 7   p^2 = 7^2 = 49.   Answer : 49
<result>B</result>
Find out the square of a number which when doubled exceeds its one seventh by 13 ?