Posted by **Chrissy** on Sunday, December 30, 2012 at 7:50pm.

P(A)=0.40

P(B)=0.25

The probability of both events occurring is 0.15. What is the probability of either event occurring?

A. 0.15

B. 0.50

C. 0.65

D. 0.80

Is it D?

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