Suppose a savings account offers a 677% interest rate compounded semiannually. If Samantha opens an account with $0.8 and makes other deposits or withdrawals, how much interest will she have earned after 9 years?

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52