1. A firm has $820 in inventory, $3,200 in fixed assets, $1,210 in accounts receivable, $890 in accounts payable, and $360 in cash. What is the amount of the net working capital?

2. Mart's Boutique has sales of $820,000 and costs of $540,000. Interest expense is $36,000 and depreciation is $59,000. The tax rate is 35 percent. What is the net income?

3. At the beginning of the year, a firm has current assets of $16,200 and current liabilities of $13,280. At the end of the year, the current assets are $14,800 and the current liabilities are $14,210. What is the change in net working capital?

4. A firm has sales of $22,400, net income of $3,600, net fixed assets of $18,700, inventory of $2,800, and total current assets of $6,300. What is the common-size statement value of inventory?

5. Jessica's Boutique has cash of $218, accounts receivable of $457, accounts payable of $398, and inventory of $647. What is the value of the quick ratio?

6. You plan to invest $6,500 for three years at 4 percent simple interest. What will your investment be worth at the end of the three years?

7. You just won the lottery! As your prize you will receive $1,500 a month for 150 months. If you can earn 7 percent, compounded monthly, on your money, what is this prize worth to you today?

8. You are considering two insurance settlement offers. The first offer includes annual payments of $36,000, $42,000, and $50,000 over the next three years, respectively, with the first payment being made one year from today. The other offer is the payment of one lump sum amount today. The relevant discount rate is 7 percent. What is the minimum amount you should accept today if you are to select the lump sum offer?

9. You expect an investment to return $11,300, $14,600, $21,900, and $38,400 annually over the next four years, respectively. What is this investment worth to you today if you desire a rate of return of 16.5 percent?

10. What is the net present value of a project with an initial cost of $36,900 and cash inflows of $13,400, $21,600, and $10,000 for Years 1 to 3, respectively? The discount rate is 13 percent.

11. It will cost $3,000 to acquire a small ice cream cart. Cart sales are expected to be $1,400 a year for three years. After the three years, the cart is expected to be worthless as that is the expected remaining life of the cooling system. What is the payback period of the ice cream cart?