amount? 12. Here is an interesting scenario. At age 24, how much do you need to save per month to have a nest egg of $1,000,000 at the age of 50 years old if your rate of return is 6% on the investment vehicle of your choice? 13. Same scenario as number 12, but you don't start saving until halfway through your peak earning years at the age of 37 years old. Since you only have half the time to invest, it seems reasonable to simply double your monthly installments. Is this reasoning sound? mants of $1000