Search results for class 12

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If P(A) = 1/2 P(B) = 1/3 P(A∪B} = 7/12 find P(B/A)

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

Events A and B are such that P(E) = 3/5 , P(F)(B) = 7/12 P (not A or not B) = 1/4. State whether A and B are independent ?

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

P(A) = 1/2, P(B) = 7/12, P(not A or not B) = 1/4

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

A committee of 12 with at least 5 women has to formed from 9 women and 8 men.

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

Let A and B be the events such that P (A) = 7/12, P (B) = 9/13 and P (A ∩ B) = 4/13.

asked Nov 22 in Education by JackTerrance (1.0m points)

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1 answer

There are 20 girls and 60 boys in a class. Half of the girls and half of the boys are first class students.

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

In a class, 5% of the boys and 10% of the girls have an IQ of more than 150. In this class, 60% of the students are boys.

asked Nov 22 in Education by JackTerrance (1.0m points)

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1 answer

A class has 15 students whose ages are 14, 17, 15, 14, 21, 17, 19, 20, 16, 18, 20, 17, 16, 19 and 20 years.

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

A problem in a question paper is given to 3 students in a class to be solved.

asked 6 days ago in Education by JackTerrance (1.0m points)

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1 answer

In a class 45% students read English, 30% read French and 20% read both English and trench.

asked 6 days ago in Education by JackTerrance (1.0m points)

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