In an examination, 35% of the total students failed in Hindi, 45% failed in English and 20% in both. The percentage of those who passed in both subjects is
A. 10
B. 20
C. 30
D. 40
Answer:D
In an examination, 35% of the total students failed in Hindi, 45% failed in English and 20% in both. The percentage of those who passed in both subjects is
A. 10 B. 20 C. 30 D. 40