4. Inflation and retirement Suppose you want $1,500,000 "in today's dollars" in your 401k in 30 years. a. If the inflation rate is 5%, how much will that be in 30 years 1. Use the formula ii. Verify with Excel (attach this work) b. If you expect to make 8% a year on interest (compounded weekly), how much should you invest weekly? 5. Inflation and retirement-working entirely in today's dollars-Redo the problem above, but work entirely in today's dollars