how do you draw the cash flow diagram

Compare these 4 scenarios by calculating the future values. You are starting your career with $0 savings in your retirement account. Assume you will work 30 years then retire with a half million bucks. How are you going to get there? Let's assume the rate of return of any investments you make will be 5% (compounded annually). Consider these strategies - do any of them meet your goal? For each, draw a cash flow diagram and clearly label your future value. b. You're young and single, no mortgage and just a pet goldfish. You reason that you can afford to aggressively put away $12,000 per year for the first 5 years, knowing your personal expenses will likely go up after about that long. After the 5" year, you make no more contributions