In an examination , 19% students fail in Mathematics and 10% students – McqOptions

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1.	In an examination , 19% students fail in Mathematics and 10% students fail in English. If 7% of all students fail in both subjects, then the number of students passed in both subjects is :
A.	36% of all students
B.	64% of all students
C.	71% of all students
D.	78% of all students
Answer» E.

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