Questions $9$: $8$ Mark

Consider two random variable $x$ and $Y$ with joint $PMF$ given in Table below:

a$)$ Find $P(x2,Y4)$

b$)$ Find the marginal PMFs of $x$ and $Y$

c$)$ Find $P(Y=2|x=1)$

d$)$ Are $x$ and $Y$ independent?

$\backslash$table$[[,Y-2,Y=4,Y-3$