In a classroom the number of boys is three times the number of girls. Which of the following numbers does not… · ABC26GN1256
Subject: General Aptitude · Chapter: Simplification
In a classroom the number of boys is three times the number of girls. Which of the following numbers does not represent the total number of students in the classroom?
(a)40
(b)42
(c)44
(d)48
Answer
Answer (as printed): B
Explanation
Let the number of girls be x. Then, number of boys = 3x. Total number of students = x + 3x = 4x. Clearly, the total number of students must be a multiple of 4.
Explanation as extracted from the printed page; notation may be imperfect.