Question

One-fourth of total candidates failed in an examination if passing marks are

(A) 2 less than average marks of total number of candidates,
(B) 11 less than average marks of candidates who passed,
(C) twice the average marks of failed students,
then find the passing marks.

Answer 1

Let the number of the passed candidates = x.Then the number of the failed candidates = 120 - x.Now the total of the marks obtained by 120 candidates = 120

Explanation:

The correct option is B 100Here, total marks obtained by 120 students = 120 × 35 = 4200 Let the number of passed candidates = Then, total marks obtained