In a Class 52% students has passed in Mathematics, 40%
students has passed in Physics, 17% students has passed in
both the subjects. So, how many percentage of students
hasn't passed in both the subjects?
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Answer Posted / ravi wadje
a U b = a + b - (a intersect b)
a U b = 52 + 40 - 17 = 75
failes student = 100 - 75 = 25%
So 25% students hasnt passed in exam..!!
| Is This Answer Correct ? | 5 Yes | 2 No |
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