Math Problem Statement
How much money would you have to invest to earn $650 interest in 6 months at 121/2 % p.a. simple interest?
Solution
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Math Problem Analysis
Mathematical Concepts
Simple Interest
Percentage
Time Conversion
Formulas
Simple Interest Formula: I = P * r * t
Principal Calculation: P = I / (r * t)
Theorems
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Suitable Grade Level
Grades 9-10
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