HELP ASAPP PLEASEE A sphere has a diameter of 18 inches. What is the volume of the sphere? Use 3.14 for pi.

a
3,052.08 in.^3
b
2,289.06 in.^3
c
9,156.24 in.^3
d
24,416.64 in.^3

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work: