Arlene grossman earns $235 per week her federal income tax is $36.00 her fica tax is 6.2% arlene is also subject to a 3% state income tax and a 1% city tax whats her net pay

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters