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A machine depreciated by \( 10 \% \) each in the First two Years and by \( 40 \% \) in the third year. Find out the average rate of depreciod

Ask by Flynn Burgess. in Ethiopia
Jan 30,2025

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Answer

The average rate of depreciation over the three years is approximately \( 17.13\% \).

Solution

To find the average rate of depreciation over the three years, we can follow these steps: 1. **Identify the initial value of the machine**: Let's denote the initial value of the machine as \( V \). 2. **Calculate the value after each year**: - After the first year, the machine depreciates by \( 10\% \): \[ V_1 = V - 0.10V = 0.90V \] - After the second year, it again depreciates by \( 10\% \) on the new value: \[ V_2 = V_1 - 0.10V_1 = 0.90V_1 = 0.90 \times 0.90V = 0.81V \] - In the third year, it depreciates by \( 40\% \): \[ V_3 = V_2 - 0.40V_2 = 0.60V_2 = 0.60 \times 0.81V = 0.486V \] 3. **Calculate the total depreciation**: - The total depreciation over the three years is: \[ \text{Total Depreciation} = V - V_3 = V - 0.486V = 0.514V \] 4. **Calculate the average rate of depreciation**: - The average rate of depreciation over the three years can be calculated as: \[ \text{Average Rate} = \frac{\text{Total Depreciation}}{\text{Initial Value}} \times \frac{1}{\text{Number of Years}} = \frac{0.514V}{V} \times \frac{1}{3} \] - Simplifying this gives: \[ \text{Average Rate} = \frac{0.514}{3} \approx 0.1713 \] 5. **Convert to percentage**: - To express this as a percentage, we multiply by \( 100 \): \[ \text{Average Rate} \approx 17.13\% \] Thus, the average rate of depreciation over the three years is approximately \( 17.13\% \).

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To find the average rate of depreciation over the three years, we first need to determine the total depreciation. Assuming the initial value of the machine is \( V \), after the first year, the value will be \( V \times (1 - 0.10) = 0.9V \). After the second year, it will depreciate another \( 10\% \), leading to \( 0.9V \times (1 - 0.10) = 0.81V \). In the third year, the machine depreciates by \( 40\% \) from its value at the end of the second year, giving a value of \( 0.81V \times (1 - 0.40) = 0.486V \). Now, total depreciation in terms of initial value \( V \) is \( V - 0.486V = 0.514V \). To find the average rate of depreciation, we can divide the total depreciation by the number of years, resulting in: \[ \text{Average Rate of Depreciation} = \frac{0.514V}{3V} \times 100 = 17.13\% \] So, the average rate of depreciation over the three years is approximately \( 17.13\% \). This depreciation may seem steep, but it’s a common concern in businesses that rely on machinery. Regular assessments and understanding the rate of depreciation help in planning for reinvestment or tax! If you're keen to learn more about depreciation, consider delving into topics like the different methods of depreciation such as straight-line and declining balance. It's fascinating how different approaches can impact financial statements! Plus, there are a ton of online resources and books that explore these concepts in depth, providing great practical examples along the way.

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