1. Tom wants to invest $8,000 in a retirement fund that guarantees a return
of 6.45% annually using monthly compounded interest. Determine how
many years (round to hundredths) will it take for her investment to double.
O
a. 10.78 years
O
b. 12.39 years
O
c. 21.52 years
O
d. 7.69 years

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18