Q. In an examination, 45% of the candidates failed in Hindi & 54% failed in English. If 18 failed in both the subjects, then the percentage of candidates who passed in both the subjects, was
Explanation:
Percentage of candidates who failed in at least one subject = 45 + 54 - 18 = 81%
Percentage of candidates who passed in both the subjects = 100 - 81 = 19%