Tickets for Teatro Farnese € 2,00/each and for the baptistery € 6,00/each
Transportation is not included but I can help you with train or private vehicle:
If you plan your visit from Bologna, return train ticket costs € 14 per person and it takes 1 hour by "Regionale" and € 18 and it takes less than 1 hour by "Regionale Veloce".
If you plan your visit from Milan Central Station return train ticket costs € 22 per person and it takes 1h30 by "Regionale Veloce" trains. Return train tickets on "Frecciabianca" trains € 26 and on "Frecciarossa" trains € 46,00 on this two types of trains reservations are needed and they take 1h10.