If a boy's father has haemophilia and his mother has one gene for haemophilia, what is the chance that the boy will inherit the disease

If a boy's father has haemophilia and mother is heterozygous what is the chance that the boy will inherit haemophilia

If a boy's father has haemophilia and mither is heterozygous what is the chance that the boy will inherit haemophilia

Mary' s father has haemophilia and her husband is also haemophilic. What is the chance of her daughter having this disease?

What is the location of the gene for haemophilia?

Sita's father has haemophilia,an X-linked recessive trait ,but her husband does not.What is the chance that her son will have the disease ?

Genes for haemophilia disease is locted on :

If father shows normal genotype and mother shows a carrier trait for haemophilia then