Question: In two dice rolls, let X be the outcome of the first die, and Y the outcome of the second die. Then X + Y

In two dice rolls, let X be the outcome of the first die, and Y the outcome of the second die. Then X + Y is the sum of the two dice. Describe the following events in terms of simple outcomes of the random experiment:
(a) {X + Y = 4}.
(b) {X + Y = 9}.
(c) {Y = 3}.
(d) {X = Y}.
(e) {X > 2Y}.

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