you can burn off around 200 calories
How long it takes to burn off 3000 calories depends on the activity you choose and your size. If you select a moderate activity that burns off 200 calories an hour, it will take you 15 hours to burn off that many calories.
about 400 calories
cat
700
Well, since 1 pound equals about 3500 calories then it well take 3500 calories to burn it off, but DO NOT try to burn it all off in one day. You can become ill and possibly die from it.
OFF! -Burn more calories by sweating them out... sorry, but that's the truth.
Depends mainly on how many calories you want to burn off. and how fit/heavy etc you are. Walking, maybe you can push the burn to 450 cals/hour at a decent incline.
No, when you burp your just releasing air.
Exercise.
yes
none, get off your buns and walk to your friends place