what's the meaning of 'fair' in this context?
1.You Can Survive the State Fair Food.(what does state fair food mean? )
2.It being state fair season, thousands of visitors will likely be tempted by food booths offering up items similar to the ones I saw in Cleveland. (what does state fair season mean? what does offering up items mean?)
3.Get in some exercise at the fair—chances are you’ll walk a fair amount.(what's the difference between get in some exercises and get some exercises? and what's the meaning of a FAIR amount?)