Compute the ratios listed in EFFICIENCY and NET PROFIT table using the balance sheet and income statements (Tables 1 and 2) and the production data (Table 3).

Please fill the EFFEICENCY AND NET PROFIT worksheet.

TABLE A

IV.	EFFICIENCY
a.	Volume of Water Produced / Total Assets (Percentage)
b.	Volume of Water Sold / Total Assets (Percentage)
c.	Operating Ratio Total Operating Expenses / Gross Operating Revenues (Percentage)
d.	Operation and Maintenance Expenses as a percent of operating expenses (Percentage)
e.	Administration Expenses as a percent of operating expenses (Percentage)
f.	Volume of Water Sold / Water Produced (Percentage)

NET PROFIT

Net Profit Percentage (net income - adjustments from Table 2) / Total (Gross) Revenues (Percentage)
Net Profit / Patrimony (Percentage)
Net Profit / Total Assets (Percentage)

The Panama Water Authority, December 31, 1974 General Balance Sheet (thousands of Balboas) 1 1 One Baiboa = One US Dollar 2 Each year a reserve is kept for uncollectable accounts. These reserves are negative numbers. To compute a net receivable figure suburact the reserves from the accounts receivable. 3 The water authority collects and keeps a portion of the property tax to subsidize water prices. 4 What the water authority called Patrimony is normally called Contributions in a publicly owned utility. This is equivalent to equity or proprietary capital in an investor owned utility. Table 1 (continued) Table 2 The Panamanian Water Authority CONSOLIDATED INCOME STATEMENT (Thousands of Balboas) Table 3 The Panamanian Water Authority WATER PRODUCTION DATA The Panama Water Authority, December 31, 1974 General Balance Sheet (thousands of Balboas) 1 1 One Baiboa = One US Dollar 2 Each year a reserve is kept for uncollectable accounts. These reserves are negative numbers. To compute a net receivable figure suburact the reserves from the accounts receivable. 3 The water authority collects and keeps a portion of the property tax to subsidize water prices. 4 What the water authority called Patrimony is normally called Contributions in a publicly owned utility. This is equivalent to equity or proprietary capital in an investor owned utility. Table 1 (continued) Table 2 The Panamanian Water Authority CONSOLIDATED INCOME STATEMENT (Thousands of Balboas) Table 3 The Panamanian Water Authority WATER PRODUCTION DATA