If you check into the age tab when in Live mode, I think there's a meter that tells you how much longer it will be until your baby is born. Otherwise it's random. Be prepared to take your sim to the hospital as well!
6 months
About 3days depending if u adopted it or wohooed it
Your sims baby will be ALLOWED to move out when it is a young adult, but can have their own home as a teen if an adult goes with them and the adult dies or is killed.
2 to 3 weeks
u can't
The baby should arrive the next morning.
Not very long about 2 days if you play it a lot
It usually takes three Sim days.
It takes 3 sim days
It takes about an hour in our time.
it is a baby the baby will be in a cradle dont let it cry for too long or social services wil take it away.
On any of the Sims 2 games you can have a baby as long as it is an adult! You got to watch out though, with seasons during the winter the baby will get cold so if you don't warm it up the social worker will come take your baby.