there isn't any other information, the question is just asking us to guess and make assumptions

Q13. Propose a saving plan for yourself that includes: The number of years you are planning to work. Your expected salary until you retire (will it grow, if so, at which rate? The number of years you expect to life (you can check the life expectancy for the US) The money you expect to spend per month during your retirements. The money you need to save during your working years to be able to sustain your life-style during your retirement years. You should consider other sources of income (SS checks, other savings...), and other important expenses such as rent. If you have children, how much will you be spending on them; this may affect your saying capacity during the working years. In other words: Try to make it as realistic as possible, so this may be useful for you. You can use a discount rate of 8%. THIS