4. what are the values of x and y?
a) x=9/4, y=3/4
b) x=9/4, y=15/4
c) x=15/4, y=5/4
d) x=3/4, y=15/4

you

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%