600 students took the test on physics and chemistry. 35% students fail – McqOptions

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1.	600 students took the test on physics and chemistry. 35% students failed in physics and 45% students failed in chemistry and 40% of those who passed in chemistry also passed in physics, then how many students failed in both:
A.	162
B.	138
C.	60
D.	None of these
Answer» E.

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