Economics Questions from Dec 04,2024

Browse the Economics Q&A Archive for Dec 04,2024, featuring a collection of homework questions and answers from this day. Find detailed solutions to enhance your understanding.

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\( 3 i l l \) nterest. In his passbook account, he earns \( 5 \% \) simple interest. At the end of one year, Bill earned a total of \( \$ 150 \) interest in his two savings accounts. Which equation is sed to calculate \( x \), the amount Bill invested in his money market account? \( \begin{array}{l}(6000-x)(0.02)(1)+(x)(0.05)(1)=150 \\ (6000-x)(2)(1)+(x)(5)(1)=150 \\ (x)(0.02)(1)+(x)(0.05)(1)=6000 \\ (x)(2)(1)+(6000-x)(5)(1)=150 \\ (x)(0.02)(1)+(6000-x)(0.05)(1)=150\end{array} \) III.- Resuelve los siguientes problemas 1. Inicia una infección zombie con 5 personas infectadas, en la cual el virus se triplica por cada hora que pasa ¿qué cantidad de personas estarán infectadas después de media hora, 2 horas y un dia? 2. El número de bacterias de un cultivo es de 250 , si estas se triplican por hora ¿Cuántas bacterias habrá en 5,10 horas y en uno y dos dias? 3. Una persona invierte \( \$ 25000 \) en un banco con un interés mensual del \( 4 \% \), ¿Cuánto dinero tendrá después de \( 3,9,12 \) y 18 meses? 4. Determina qué opción es mejor si invertir \( \$ 100000 \) a 3 meses con un interés del \( 4 \% \) o \( \$ 50 \) 000 a 10 meses con un interés del \( 2.5 \% \). Suppose that in 1671, a man bought a diamond worth the equivalent of \( \$ 36 \). Suppose that the man had instead been able to put the equivalent of \( \$ 36 \) in a bank at \( 3 \% \) interest compounded continuously. What would that \( \$ 36 \) have been worth in 2003? Larissa invested \( \$ 19,000 \) in an eleven-year CD giving \( 7.5 \% \) interest, but needed to withdraw \( \$ 2,500 \) after four years. If the CD's penalty for early withdrawal was one year's worth of interest on the amount withdrawn, how much money did Larissa have when the CD reached maturity, not including the amount she withdrew? a. \( \$ 13,612.50 \) b. \( \$ 30,675.00 \) c. \( \$ 30,112.50 \) d. \( \$ 14,175.00 \) Art Neuner, an investor in real estate, bought an office condominium. The market value of the condo was \( \$ 315,000 \) with a \( 70 \% \) assessment rate. Art feels that his return should be \( 12 \% \) per month on his investment after all expenses. The tax rate is \( \$ 31.50 \) per \( \$ 1,000 \). Art estimates it will cost \( \$ 250 \) per month to cover general repairs, insurance, and so on. He pays a \( \$ 120 \) condo fee per month. All utilitles and heat are the responsibility of the tenant. Calculate the monthly rent for Art. (Round your Intermedlate calculations and final answer to the nearest cent.) Monthly rent 4. A hoverboard is on sale for \( 10 \% \) off the original price of \( \$ 247.50 \) Iris köper en elgitarr för 15000 kr . Hon räknar med alt elgitarrens värde kommert minska i värde med i genomsnitt \( 2,0 \% \) per àr. a) Hur mycket är elgitarren värd efter tvă ăr? 2. Le taux de la TVA est de \( 20 \% \). Calculer le prix TTC de la commande de Lou (donner le résultat à 0,01 € près). 2. Le taux de la TVA est de \( 20 \% \). Calculer le prix TTC de la commande de Lou (donner le résultat à 0,01 € près). 8. Calculate the amount John will have in his savings account if he has saved SSP 80,000 at \( 80 \% \) \% (4 marks) compound interest for 2 years.
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