Define a random variable. For the following bi-variants probability distribution of X and Y , find

1. marginal probability mass function of X and Y ,
2. P(x≤1, Y=2),
3. P(X≤1)

X/Y	1	2	3	4	5	6
0	0	0	1/32	2/32	2/32	3/32
1	1/16	1/16	1/8	1/8	1/8	1/8
2	1/32	1/32	1/64	1/64	1/64	1/64