Financial Arithmetic
Resumen
Financial arithmetic is a crucial aspect of mathematics that finds extensive relevance in our daily lives. It encompasses various concepts and principles that are essential for understanding financial transactions, investments, and business operations. One fundamental concept within financial arithmetic is depreciation on fixed assets, which involves calculating the decrease in value of a tangible asset over time.
This calculation is vital for businesses to account for the wear and tear of their assets accurately. Amortization on capitalized assets is another key aspect of financial arithmetic. It revolves around spreading out the cost of an intangible asset over its useful life. Understanding how to compute amortization ensures that businesses can allocate expenses appropriately and reflect the true value of the asset in their financial statements. Annuities play a significant role in financial planning and investments.
They involve a series of regular payments or receipts made at equal intervals. Solving problems related to annuities requires a good grasp of the concepts of present value, future value, and the interest rates involved. These calculations are crucial for individuals planning for retirement or businesses managing cash flows. Moving on to the realm of stocks, debentures, and bonds, financial arithmetic enables investors to make informed decisions regarding these financial instruments.
Calculating interest on bonds and debentures is essential for understanding the returns these investments can generate over time. It involves considering factors such as the principal amount, interest rate, and the duration of the investment. Incorporating financial arithmetic principles into the analysis of stocks, debentures, and bonds allows investors to assess the risks and potential rewards associated with these securities accurately. It empowers individuals and organizations to make sound financial decisions based on quantitative data rather than speculation.
In conclusion, financial arithmetic provides a robust foundation for individuals and businesses to navigate the complexities of the financial world. By mastering concepts such as depreciation, amortization, annuities, and calculations related to various financial instruments, individuals can make informed decisions, plan for the future, and ensure financial stability and growth. The application of financial arithmetic principles is not only limited to financial professionals but is relevant to anyone seeking to enhance their financial literacy and make sound financial choices.
Objetivos
- Calculate interest on bonds and debentures
- Solve problems on annuities
- Identify the relevance of financial arithmetic in daily life
- Apply financial arithmetic principles to stocks, debentures, and bonds
- Compute amortization on capitalized assets
- Calculate depreciation on fixed assets
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- Calculate the depreciation of a machine worth $10,000 with a salvage value of $2,000 over 5 years using the straight-line method. What is the annual depreciation expense? A. $1,600 B. $1,800 C. $2,000 D. $2,400 Answer: A. $1,600
- A company purchased a building for $500,000. If the building has a useful life of 20 years and a salvage value of $50,000, what is the annual depreciation using the straight-line method? A. $22,500 B. $23,000 C. $24,500 D. $25,000 Answer: C. $24,500
- An individual borrows $10,000 at an annual interest rate of 5%. If the interest is compounded annually, how much will be owed at the end of 3 years? A. $11,601.25 B. $11,762.50 C. $11,850.00 D. $12,002.20 Answer: A. $11,601.25
- If a company invests $5,000 in a savings account that offers an annual interest rate of 3%, how much money will be in the account after 5 years, compounded annually? A. $5,793.89 B. $5,831.44 C. $5,938.26 D. $6,022.50 Answer: B. $5,831.44
- What is the total future value of an ordinary annuity of $2,000 per year for 4 years, with an interest rate of 6% per year? A. $8,705.44 B. $8,812.00 C. $8,950.14 D. $9,024.00 Answer: A. $8,705.44
- Calculate the present value of an annuity that pays $1,500 each year for 8 years with an interest rate of 4% per annum. A. $9,756.34 B. $9,821.46 C. $9,904.21 D. $10,005.67 Answer: B. $9,821.46
- A company issued 5-year bonds with a face value of $100,000. If the annual interest rate is 8%, calculate the total interest the company will pay over the life of the bond. A. $30,000 B. $35,000 C. $40,000 D. $45,000 Answer: C. $40,000
- If a person buys 100 shares of a company at $50 each and the stock pays a dividend of $2 per share annually, what is the dividend yield? A. 3.5% B. 4% C. 4.5% D. 5% Answer: D. 5%
- What is the capital gain if an investor bought 500 shares of stock at $20 per share and sold them at $25 per share? A. $500 B. $1,000 C. $2,500 D. $5,000 Answer: B. $1,000
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Preguntas de repaso
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Pregunta 1 Informe
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Pregunta 1 Informe
An amount of # 600,000.00 was realized when a principal y was saved for 5% simple interest for 4 years, find the value of y
Detalles de la respuesta
Simple interest is a way to calculate the interest earned or paid only on the original principal amount over a period of time. The formula for simple interest is:
\[ I = P \times r \times t \] where:
\( I \) = Interest earned
\( P \) = Principal (initial amount invested or saved)
\( r \) = Rate of interest per year (as a decimal)
\( t \) = Time in years
But in this question, the amount realized (final amount) after saving for a certain period is given. The formula linking the final amount (\( A \)) with the principal and the simple interest is:
\[ A = P + I \]
Substitute the formula for simple interest into this:
\[ A = P + (P \times r \times t) \] \[ A = P(1 + r \times t) \]
We are told:
- \( A = 600,\!000 \)
- \( r = 5\% = 0.05 \)
- \( t = 4 \) years
Let \( P = y \), the original principal. We plug in the values:
\[ 600,\!000 = y(1 + 0.05 \times 4) \] \[ 600,\!000 = y(1 + 0.20) \] \[ 600,\!000 = y \times 1.20 \]
To get the principal, divide both sides by 1.20:
\[ y = \frac{600,\!000}{1.20} \] \[ y = 500,\!000 \]
The correct principal (\( y \)) is # 500,000. This means that if #500,000 was saved at 5% simple interest for 4 years, the total amount after 4 years would become #600,000.
Why this works: Simple interest adds a fixed percentage of the principal for each year. In this case, 5% of 500,000 is 25,000 per year, and over 4 years that's 100,000. Adding that to the original 500,000 gives a total of 600,000.
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Pregunta 1 Informe
| Item | food & drinks | fuel | rent | building project | education | savings |
| Percentage% | 35 | 7.5 | 1.0 | 15 | 17.5 | x |
The table shows the monthly expenditure (in percentages) of Mr. Okafor's salary.
(a) Calculate the percentage of Mr. Okafor's salary that was. put into salary.
(b) Illustrate the information on a pie chart.
(c) If Mr. Okafor's annual gross salary is $28,800.00 and he pays tax of 12%.
Calculate: (i) his monthly tax; (ii) amount saved each month.
Detalles de la respuesta
(a) 35 + 7.5 + 10 + 15 + 17.5 + x = 100
85 + x = 100.
x = 100 - 85
x = 15
| items | % | degree |
| food & drinks | 35 | 35100∗360 = 126º |
| fuel | 7.5 | 7.5100∗360 = 27º |
| rent | 10 | 10100∗360 = 36º |
| building project | 15 | 15100∗360 = 54º |
| education | 17.5 | 17.5100∗360 = 63º |
| savings | 15 | 15100∗360 = 54º |
(c) income tax = 12100∗28,800 = $3,456.00
Monthly tax = 345612 = $288.00
(ii) Monthly net salary = 112(288−3456) = $2,112.00
Amount saved each month = 15100∗2112 = $316.80
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