4. Una microempresa que produce medias deportivas tiene costos fíos de \( \$ / 25,000 \) y el costo de producción por par es de \( \$ / 7 \). Si cada par se vende a \( \$ / 19 \), żcuántos pares de medias se deben producir y vender mensualmente para que la empresa genere ganancias?

M.6.PS-7 Marsha deposited \( \$ 9,500 \) into a savings account 2 years ago. The simple interest rate is \( 2 \% \). How much money did Mars

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?

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?

Halla ona faca equetiva si la tasa s del \( 34 \% \) nominal sementrol

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