teresa put $480 into her savings account that pays a simple interest rate of 4.5%. how much money will she have at the end of 1 year? use the formula l=prt, where p is the interest earned, p is the amount she invests, r is the rate of interest, and t is the number of years the money is invested.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?