In an examination 200 students passed in both physics and chemistry and 40% of the class passed in physics and 60% passed in chemistry. If 10% of the class failed in both the sunjects then what is the total number of students of the class?

In an examination 200 students passed in both physics and chemistry an

1.	In an examination 200 students passed in both physics and chemistry and 40% of the class passed in physics and 60% passed in chemistry. If 10% of the class failed in both the sunjects then what is the total number of students of the class?
A.	1000
B.	800
C.	900
D.	2000
Answer» E.

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In an examination 200 students passed in both physics and chemistry and 40% of the class passed in physics and 60% passed in chemistry. If 10% of the class failed in both the sunjects then what is the total number of students of the class?

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