find internal growth rate and substainable growth rate

LAKE OF EGYPT MARINA, INC. Balance Sheet as of December 31, 2018 and 2017 (in millions of dollars) 2018 2017 2018 2017 Assets Current assets: Liabilities and Equity Current liabilities: Cash and marketable securities Accounts receivable Inventory 85 141 226 $452 $ 52 136 216 $404 Accrued wages and taxes Accounts payable Notes payable 53 103 93 56 93 83 $232 $293 Total Total $249 S33 Fixed assets: Long-term debt: Stockholders' equity: $313 Gross plant and equipment Less: Depreciation $606 148 $497 113 Preferred stock (5 million shares) Common stock and paid-in surplus Net plant and equipment Other long-term assets $458 63 $384 62 (65 million shares) 65 341 $411 $973 65 255 $325 $850 Retained earnings 521$446 $850 Total Total Total assets $973 Total liabilities and equity