In a class total students are 200, 180 appeared in the exam 70% qualified. How many failed in the exam Mcqs

In a class total students are 200, 180 appeared in the exam 70% qualified. How many failed in the exam

(A) 50

(B) 54

(C) 56

(D) 80

Source: This question is taken from the PROVINCIAL MANAGEMENT SERVICE, ETC. BS-17