Please help me with Question #1, #2, #4, and #5. Thank you!!!

Question 1 Let X~Geometric(0.3) and Y=X/ 2, what is P(Y= 1)? Give your answer as a decimal. Question 2 Let X~Geometric(0.3) and Y=(X-2)2, what is P(Y=1)? Give your answer as a decimal. Question 4 Let Z be a standard normal variable and X=Z+1, then X~Normal(1,1). 0 True False Question 5 Suppose X~ Exponential(1) and Y=2X, then Y~Exponential(2). True 0 False