All the students of class are told to sit in circle shape. Here the boy at the 5 th position is exactly opposite to 20 th boy. Total number of boys in the class?	Pick:
A) 30
B) 40
C) 45
D) 25
E) 20

Rationale: "as half the circle shape consist of 20 - 5 = 15 boys , so total number of boys in full circle = 2 * 15 = 30 answer : a"
Answer: A