Can someone reccomend a website to learn how to answer the following question on genetics or can someone help?

3.A purple haired woman marries a blue haired man.  They have 10 blue haired daughters, 10 purple haired daughters, 9 red haired son, and 8 blue haired sons.
A purple haired daughter marries a red haired man. Half of their sons have red hair and the other half has blue hair.  Half of their daughters have red hair and the other half has purple hair.  One of their red haired daughters married a blue haired . All of the daughter have purple hair, 12 of the sons have red have and one son has purple hair. Explain the genetics of this family. What kind of trait is hair color? Be specific (i.e. complete dominant, co-dominant, incomplete dominant, non-X-linked, X-linked?mention any and all that apply). Explain the different genotypes associated with each phenotype. Does anyone have anything abnormal about their genotype.