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Axiomatic Approach

A basket cont...

Question

A basket contains 20 apples and 10 oranges out of which 5 apples and 3 oranges are defective, if a person takes out 2 at random, what is the probability that either both are apples or both are good?

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Solution

$\frac{316}{435}$

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Similar questions

Q. A basket contains

20

10

oranges out of which

5

3

oranges are defective. If a person takes out

2

at random, then the probability that either both are apples or both are good is

\frac{316}{435}

.

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oranges out of which

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Q. If A and B are two events associated with a random experiment, then

P (A \cup B) = P (A) + P (B) - P (A \cap B)

If A, B, C are three events associated with a random experiment, then

P (A \cup B \cup C) = P (A) + P (B) + P (C) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

A basket contains 20 apples and 10 oranges out of which 5 apples and 3 oranges are defective, If a person takes out 2 at random what is the probability that either both are apples or both are good?

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