How long had Prospero and others been inside the abbey when the party takes place?

Explanation:

e takes his closest hundred or so friends and goes into hiding to avoid getting disease. ... This is scarier than any of the masks the others were wearing and it makes ... The party guests try to grab them, and find that it is just a mask and clothes, no body. ... Why did Prince Prospero gather his friends to the castellated abbey?

tom comes from a southern part of the hemisphere and down in the south they talk with a lot of slang the family doesnt quiet understand what tom is tryna say becaus ehe talks like a three year old but near the end they finally try and desihper toms letter and its a success i have no idea hwta book this is or how to even answere this question honeslty but i am a really fast typer so i did this actually incrediably quick with the swiftness of the flash