How many cows did helen keller need this answer asap!

Starting at age 30, you deposit $2000 a year into an ira account for retirement. treat the yearly deposits into the account as a continuous income stream. if money in the account earns 7%, compounded continuously, how much will be in the account 35 years later, when you retire at age 65? how much of the final amount is interest?

Every 10 years, the federal government sponsors a national survey of health and health practices (nhanes). one question in the survey asks participants to rate their overall health using a 5-point rating scale. what is the scale of measurement used for this question? ratio ordinal interval nominal

Aprice control is: question 1 options: a)a tax on the sale of a good that controls the market price. b)an upper limit on the quantity of some good that can be bought or sold. c)a legal restriction on how high or low a price in a market may go. d)control of the price of a good by the firm that produces it.