Follow the Rules for Working with Measurements

question 141

Multiple Choice

Follow the rules for working with measurements. A city drains 150,000 gal of water from a full spherical tank with a radius of 29 ft. How many gallons of water are left in the tank? (7.48 gal = 1 ft ³)

• A) 600,000 gallons
• B) 620,000 gallons
• C) 660,000 gallons
• D) 640,000 gallons
• E) 610,000 gallons

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Definitions:

Upsloping Line

A line on a graph that shows an increase in the value of a variable on the vertical axis as the value of a variable on the horizontal axis increases, typically seen in supply curves.

Independent Variable

A variable in an experiment or model that is manipulated or changed to observe its effect on a dependent variable.

Dependent Variable

The variable in an experiment or study that is expected to change in response to changes in the independent variable.

Horizontal Axis

In a graph or chart, the x-axis, typically representing time or some independent variable.