A doctor is planning to buy an X-ray machine for his hospital. He has two options. He can either purchase it by making a cash payment of Rs. 5 lakhs or Rs. \( 6,15,000 \) are to be paid in six equal annual instalments. Which option do you suggest to the doctor assuming the rate of return is \( 12 \% \) ?

3. Mika opened a bank account that earns simple interest with an initial deposit of \( \$ 2,200 \). She made no other transactions throughout the year. At the end of the year, Mika had \( \$ 2,260.50 \) in her account. What was the simple interest rate?

cicios ¿Cual es el interés simple generado en un plazo fijo, por un c pital de \( \$ 100.000 \) al \( 4 \% \) trimestral durante 2 años?

3) Después de 3 años, un banco ha pagado en concepto de inter s's la cantidad de \( \$ \) 840 a una persona por depositar un plazo fijo La tasa de inter's ha sido del \( 2 \% \) anual ¿Cual fue ol capital inicial con el que se hizo el deposi?

\( 1<\begin{array}{l}\text { Suppose someone wants to accumulate } \$ 50,000 \text { for a college fund over the next } 15 \text { years. Determine whether the } \\ \text { following investment plans will allow the person to reach the goal. Assume the compounding and payment periods } \\ \text { are the same. } \\ \text { The person deposits } \$ 80 \text { per month into an account with an APR of } 7 \% \text {. } \\ \text { Will the person meet the goal? Select the correct choice below and fill in the answer box to complete your choice. } \\ \text { (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places } \\ \text { as needed.) } \\ \text { A. No, because the amount that will be in the college fund, } \$ \square \text {, is less than the goal of } \$ 50,000 \text {. } \\ \text { B. Yes, because the amount that will be in the college fund, } \$ \square \text {, is more than the goal of } \$ 50,000 \text {. }\end{array} \).

5) Calcular a cuánto asciende el interes simple producido por un capital de \( \$ 25.000 \) pesos invertido durante 4 años a una tasa del \( 6 \% \) anual 6) Calcula el interés simple de un capital de 29.000 invertido durante 89 dias al \( 4 \% \)