You want to save sufficient funds to generate an annual cash flow of $55,000 a year for 25 years as retirement income. you currently have no retirement savings but plan to save an equal amount each year for the next 38 years until your retirement. how much do you need to save each year if you can earn 7.5 percent on your savings? select one: a. $3,333.33b. $2,640.85c. $3,146.32d. $2,889.04e. $3,406.16

Power plants that rely on coal increase the amount of sulfur dioxide that dissolves into the air, eventually increasing the acidity of precipitation. the higher acidity of rain and snow can damage forests by making it more difficult for plants to absorb minerals from the soil. the equations below provide information about the market demand and supply of electricity. there is a constant marginal external cost of $25 per unit of electricity.d: qd= 200 – 2ps: qs=p – 10what quantity of electricity satisfies allocative efficiency in this market? a. 60b. 70c. 50d. 43.3