Bill K. answered 11/16/15
Tutor
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Ivy League College Prep
If your gross salary is $5200 and after tax net salary is $3030, then
tax is 5200-3030 = 2170 or
a tax rate of 2170/5200 = 41.73%
Assuming that the tax rate remains the same, your new taxes is 41.73% * 5700 = 2378.65
and your new net salary is 5700-2378.65 = $3321.35