Math Problem Statement
Question 5.
Total Marks: 20
Read the following sentences and answer the question that follows based on all or few of these statements. Note that all statements are true but may in may not be useful to reach the desired answer
- Four years ago, Sahil invested 35,000 INR in an investment firm 2. Sahil's investment in the firm provided him with a 10% annual Interest on his
investments. 3. Over the years, Sahil reinvested the interest gain to maximise his returns
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Tanya, Sahil's sister, made her investment 3 years ago. 5. Tanya Invested 20,000 INR in her chosen investment opportunity.
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The investment offered to Tanya was subject to an annual compound interest of 20%.
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Both Sahil and Tanya aimed to grow their initial investmerits through different interest structures.
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Sahil's investment used a simple interest model, while Tanya's investment used a compound interest model.
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Sahil's investment firm calculated interest annually based on the initial
investment amount. 10. In contrast, Tanya's compound interest was calculated annually, including the
interest on interest from previous years. 11. Sahil and Tanya monitored the growth of their investments over the years.
- Comparing the performance of their investments allowed Sahil and Tanya to gain insights into the impact of different interest structures on their returns
Find the total interest earned by the pair.
Solution
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Math Problem Analysis
Mathematical Concepts
Interest Calculation
Simple Interest
Compound Interest
Formulas
Simple Interest formula: SI = P * R * T
Compound Interest formula: A = P * (1 + R/n)^(n*T)
Theorems
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Suitable Grade Level
Advanced Level
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