Rarely, hens reverse phenotypic (not chromosomal dew late in life and develop into sprem producing males. If such a male were to be mated to a normal female, what sex ratio would be expected among the offsrping? (Eggs with no X chromosome do not hatch.)
To answer this question you first need to realize that birds have the reverse setup for sex chromosomes and gender as mammals.
Mammals: Males are XY, Females are XX
Birds: Males are XX, Females are XY
So, if we have a hen ...