How many isomeric amines with formula `C_(7)H_(9)N` contain a benzene ring ?

How many isomeric amines with the formula C_(7)H_(9)N contain a benzene ring and also primary amine functional group?

Draw the structres, give names according to IUPAC and indicate primary, secondary and tertiary amines : five isomeric amines of formula C_7H_9N that contain a benzene ring.

How many isomeric amines can have the formula C_(4)H_(11)N-

Draw the structure, give IUPAC names and indicate primary,secondary and tertiary amines in the following: Five isomeric amines of formula C_7 H_9 N having one benzene ring