In 2017, Nina contributes 10 percent of her $100,000 annual salary to her 401(k) account. She expects to earn a 7 percent before-tax rate of return. Assuming she leaves this (and any employer contributions) in the account until she retires in 25 years, what is Ninas after-tax accumulation from her 2017 contributions to her 401(k) account?

b. Assume Ninas marginal tax rate at retirement is 20 percent

Before-tax contribution
Future value factor
Future value of contribution
Taxes payable on distribution
After tax proceeds from distribution