8k一个月在珠海交多少税,社保

([税前总收入]-2000) > 0 and ([税前总收入]-2000) <500 ;
[税率]= 0.05 , [税率扣除数]=0

([税前总收入]-2000) >= 500 and ([税前总收入]-2000) <2000 ;
[税率]= 0.1, [税率扣除数] = 25

([税前总收入]-2000) >= 2000 and ([税前总收入]-2000) <5000 ;
[税率]= 0.15 , [税率扣除数]=125

([税前总收入]-2000) >= 5000 and ([税前总收入]-2000) <20000 ;
[税率]= 0.2 , [税率扣除数]=375

([税前总收入]-2000) >= 20000 and ([税前总收入]-2000) <40000 ;
[税率]= 0.25 , [税率扣除数]=1375

([税前总收入]-2000) >= 40000 and ([税前总收入]-2000) <60000 ;
[税率]= 0.3 , [税率扣除数]=3375
[应缴个人所得税]=(([税前总收入]-2000)*[税率]- [税率扣除数]);
分太少，要求加分！！！