4. Assume the internal growth rate is 5% and the sustainable growth rate is 9%. a. Assuming accounts receivable is $42,000 this year, calculate accounts receivable for next year assuming i. The company grows at the internal growth rate. ii. The company grows at the sustainable growth rate. b. Assuming accounts payable is $39,000 this year, calculate accounts payable for next year assuming: i. The company grows at the internal growth rate. ii. The company grows at the sustainable growth rate. 5. A company has beginning retained earnings of $11,782,000, net income of $115,000, and dividends of $25,000. Additionally, the company issued common stock of $47,000. Calculate the ending retained earnings. 6. Calculate the present value of an annuity due if the periodic cash flow is $10,000 per year, received quarterly, the time frame is 4 years and the interest rate is 8% per year