Total number of boys and girls in a school is 150. If the number of boys is x, then girls become x% of the total number of students. The number of boys is  Choose the correct option:
A) 50 B) 60 C) 70 D) 80 E) 90

Rationale: explanation : clearly , x % of 150 = 150 - x [ as x is number of boys ] = > x + x / 100 ∗ 150 = 150 = > 5 / 2 x = 150 = > x = 60 option b
Answer: B