An Irrigation System Allows Water to Flow in the Pattern

question 57

Multiple Choice

An irrigation system allows water to flow in the pattern shown in the figure below. Water flows into the system at A and exits at B, C, D, and E with the amounts shown. Using the fact that at each point the water entering equals the water leaving, formulate an equation for water flow at each of the five points and solve the system. ​ ​

• A) , , , , (in thousands of gallons)
• B) , , , , (in thousands of gallons)
• C) , , , (in thousands of gallons)
• D) , , , , (in thousands of gallons)
• E) , , , , , (in thousands of gallons)

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Definitions:

Fill Handle

A tool in spreadsheet software used to automatically fill in cells with data based on the pattern of existing data.

Active Cell

In spreadsheet applications, the currently selected cell where data can be entered or edited.

Active Range

In computing, the active range refers to the currently selected group of cells or area in a spreadsheet where operations can be performed.

AVERAGE Function

A statistical function in spreadsheet programs that calculates the mean value among a set of numeric values.