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What is the order of magnitude for the number of liters in a large bottle of soda served at a party

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks