$ 0 0 correct - at least if the AVG varchar length is < char length -2. As varchar will add up to additional 2 bytes for the actual length of the varchar (e.g. it need to know how long the value is to be able to separate different varchars)
correct - at least if the AVG varchar length is < char length -2. As varchar will add up to additional 2 bytes for the actual length of the varchar (e.g. it need to know how long the value is to be able to separate different varchars)