The no. of girls in a class are 7times the no. of boys, which value cannever be the of total students?	Choose the correct choice from the following:	A) 20	B) 35	C) 30	D) 40	E) 42

Rationale: let the boys are x , then girls are 7 x , total = x + 7 x = 8 x so it should be multiple of 8 , 30 is not a multiple of 8 . c
Answer: C