posited \( \$ 3400 \) into a savings account \( 0.2 \% \). Find the amount in the savings

a. Mr Sarfo borrowe \( \$ 25.00 \) from AFLAK finarcial services at \( 21 \% \) simple intrest per annum for 3 years. if he was able to pay back the loan in 2 years af equal yearly instalments, how much did he pay each year?

3. ( Ingreso marginal ) Si la ecuación de demanda es \( 10 p+x+0.01 x^{2}=700 \), calcule el ingreso margina cuando \( p=10 \)

3. Juan dispone de un capital de \( \$ 530.000 \), si invierte cierta cantidad a un \( 2 \% \) y otra cantidad \( 5 \% \), por las dos inversiones obtiene \( \$ 16.300 \). ¿Cuánto invirtió a cada tasa de interés?

a. Sarfo borrowe of \( \$ 25.000 \) from AFLAk financial services at \( 21 \% \) simple intrest per annum for 3 years. if he was able to pay back the loan in 2 years af equal yearly instalments, how much did he pay each year?

A continuously compounded savings account had an initial deposit of \( \$ 10000 \) and 10 years later has a balance of \( \$ 13125.87 \). At what interest rate was the savings account?