In an examination 35% of total students failed n Hindi, 45% failed in English and 20% in both. Find the percentage of those who passed in both the subjects.

In an examination, 42% students failed in Hindi and 52% failed in English. If 17% failed in both the subjects, the percentage of those who passed in both the subjects, is

In an examination, 25% students failed in Mathematics, 20% failed in Economics and 5% failed in both. Find the percentage of students who passed in both the subjects.

In an examination, 52% students failed in Hindi and 42% failed in English. If 17% failed in both the subjects, what percentage of students passed in both the subjects ?

In an examiniation 55% of the students failed in chemistry, 47% failed in physics and 23% failed in both, find the pass percentage of the class.