1. Could someone tell me what are the advantages of ETF contrasting other investments?

2. ABC Company has projected Sales of $5,048 in January. The sales are expected to grow by 8% each month. ABC's collection schedule is as follows: ABC collects 27 percent of its sales in the month of sale and the remainder is collected in the following month. What is the amount of the March cash collections?

3. A company sells 138,277 units per year. Fixed costs per order are $156 and carrying cost is $37 per unit per year. What is the Economic Order Quantity?

Please show work.