According to the Rule of 70,if a Person's Saving Doubles

question 63

Multiple Choice

According to the rule of 70,if a person's saving doubles in 10 years,what interest rate were they earning?

• A)3.5
• B)7
• C)14
• D)None of the above is correct.

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Definitions:

pH

A scale used to specify the acidity or basicity of an aqueous solution, ranging from 0 (acidic) to 14 (basic).

Buffer Solution

A solution that can resist changes in pH when small quantities of an acid or base are added, maintaining a relatively constant pH.

pH

A measurement system that identifies whether an aqueous solution is acidic or alkaline, with values extending from 0 (indicative of acidity) to 14 (signifying basicity).

Components

Individual parts or substances that constitute a composite material or mixture.