During a 10-day period, the balance of martas chexking account dropped $290. write a division expression ro represent the change. then determine the average daily change in account balance during that 10-day period

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