The Rule of 70 Can Be Stated as Follows: a Variable

question 142

Multiple Choice

The rule of 70 can be stated as follows: A variable with a growth rate of X percent per year

• A)doubles every 70/X years.
• B)doubles every 70(1 - 1/X)years.
• C)doubles every 70/X² years.
• D)doubles every 70/(1 - X)years.

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Definitions:

Maximum Number

The highest value or quantity that is achievable or allowed in a given set or range of values.

Vertical Intercept

The point at which a curve hits the vertical axis; it shows the value of the y-variable when the value of the x-variable is zero.

X-variable

A variable representing an unknown or unspecified quantity in mathematical functions or equations.

Y-variable

In a coordinate system, it represents the dependent variable, whose value depends on that of another variable (usually the x-variable).