math

In a class of 150 students 70 passed in verbal and 90 passed in aptitude.10 failed in both the subject.how many students passed in both subject

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  1. 70+90-x = 150-10

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  2. i dont know

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  3. 20 passed in both

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  4. 140

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  5. Very good

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  6. 80

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  7. 140

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  8. 140 students passed in atleast one subject

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  9. 90-70=20 passed in bath subjects

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