Question: Two events, D and E, are found to have the following probability relationships: P(D) = 1/3, P(E) = 1/4, and P(D or E) = 1/2.

Two events, D and E, are found to have the following probability relationships: P(D) = 1/3, P(E) = 1/4, and P(D or E) = 1/2. Calculate the following probabilities:

(a) P(D and E),

(b) P(D/E),

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