Need more specifics
No. I visited the Browning Web site and found that the only caliber they had close to the 280 was the 270. Of the moderate priced rifles a 280 can be obtained from Remington, Thompson Center and you might be able to find one in a Winchester Mod 70 Lightweight.
A Browning .22cal auto rifle made by FN of Belguim which you have is priced between 280-545 dollars.This is based on your rifle having between 60%-90% of its original finish remaining,and a good bore.
100-1000 USD or so
No, not in their current lineup.
Not enough information to answer this question. Based on model, and condition you can get a general idea of value from the Blue Book link below. A professional appraisal is always recommended.
100-700 usd
I have had mine for 15 to 16 years. Call Browning with the serial number and they will tell you.
Yes- a very good deer rifle.
Both do what they are made for. What is your end use?
Deer, bear, elk, moose.
Many do, but, not all the time. You will have to call to find out.