Hint
If you are having trouble finding the answers to these Elvis facts,
here are some hints:
W:
Many people consider this to an unlucky number.
It's also a baker's dozen.
X:
Elvis was born in 1935. His first movie and his first album
were released in 1956.
Y:
This number is the concatenation of the first two positive even
integers.
Z:
Elvis died on August 16, 1977.