Please explain this questions for me.

. If the dividend payout in problem is fixed at 50%. Calculate the required total external financing for growth rates in 2016 of 15%, 20%, and 25%. . Forecasted 2016 Retained Earnings for different growth rates: Growth Rate 15% 20% 25% Net Income $575.00 $600.00 $625.00 Retained Earnings 287.5 300,00 312.50 Forecasted 2016 Required External Financing for different growth rates: Growth Rate 15% 2 25% Growth in assets $450.00 $600.00 $750.00 less: Retained earnings (287.50) (300.00) (312.50) Required external financing $162.50 $300.00 $437.50