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**compufatwa** **1. acard is drawn from adeck of cards .suppose that A and B represent the following two events [/font]**

**A =the cards drawn is an ace.**** 4/52**

**B = the card drawn is adiamond.****13/52**

**Are A and B are disjoint?**

**Two events A and b are disjoint (mutually exclusive) if A∩B=Ø**

** ii. ****Compute the probability that at least one of the two events A or B occur .**

**2. abox contains one white ,three black and four green balls .**

**i. what is the probability of drawing a white ball followed by agreen ball without returning the first ball to the box .**