The number of boys in a class is 45% of the total number of students in the class. If the number of girls in the class is 33, then what is the number of boys in the class?

27 21 30 24

27

Let total number of students = 100x Number of Boys = 45% of 100x = 45x Number of Girls = 100x - 45x = 55x According to question , 55x = 33 x = 0.6 Number of Boys = 45 × 0.6x  = 27