yours to....

[azz]

a. Your room is yours to clean.
(You are the one who has to clean your room.)

b. The dishes are yours to wash tonight.
(You have to wash the dishes tonight.)

c. My bed is mine to make.
(I am the one who has to make my bed.)

Are (a) , (b) and (c) grammatically correct?

Many thanks

[Alan]

Yes, but you are misunderstanding their meaning.

They refer to entitlement to perform the acts in question, not obligation.