How do I write
as a mixed number decimal?

0.875

Step-by-step explanation:

i think that you should ask google for the answer to that problem because if we don't know it google does

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540