How to know whether two quantities x and y are proportinal?

d is correct

step-by-step explanation:

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

r and t.

both are 64 degrees.

6950 is the