Ineed , i don't understand this problem

Miami incorporated estimates that its retained earnings break point (bpre) is $21 million, and its wacc is 13.40 percent if common equity comes from retained earnings. however, if the company issues new stock to raise new common equity, it estimates that its wacc will rise to 13.88 percent. the company is considering the following investment projects: project size irr a $4 million 14.00% b 5 million 15.10 c 4 million 16.20 d 6 million 14.20 e 1 million 13.42 f 6 million 13.75 what is the firm's optimal capital budget?

Perry is a freshman, he estimates that the cost of tuition, books, room and board, transportation, and other incidentals will be $30000 this year. he expects these costs to rise about $1500 each year while he is in college. if it will take him 5 years to earn his bs, what is the present cost of his degree at an interest rate of 6%? if he earns and extra $10000 annually for 40 years, what is the present worth of his degree.?

Powell company began the 2018 accounting period with $40,000 cash, $86,000 inventory, $60,000 common stock, and $66,000 retained earnings. during 2018, powell experienced the following events: sold merchandise costing $58,000 for $99,500 on account to prentise furniture store. delivered the goods to prentise under terms fob destination. freight costs were $900 cash. received returned goods from prentise. the goods cost powell $4,000 and were sold to prentise for $5,900. granted prentise a $3,000 allowance for damaged goods that prentise agreed to keep. collected partial payment of $81,000 cash from accounts receivable. required record the events in a statements model shown below. prepare an income statement, a balance sheet, and a statement of cash flows. why would prentise agree to keep the damaged goods?