PreAlgebra
posted by Destiny on .
1) Find the surface area for a sphere with a radius of 10 feet. Round to the nearest whole number.
a. 1,256 ft2
b. 4,189 ft2
c. 1,089 ft2
d. 1,568 ft2
2) Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number.
a. 1,257 ft3
b. 4,187 ft3
c. 1,089 ft3
d. 1,568 ft3
3) Find the surface area for a sphere with a radius of 7 cm. Round to the nearest whole number.
a. 307 cm2
b. 1,436 cm2
c. 1,020 cm2
d. 615 cm2
4) Find the volume for a sphere with a radius of 7 cm. Round to the nearest whole number.
a. 307 cm2
b. 1,436 cm2
c. 1,020 cm2
d. 615 cm2
5) Find the radius of a sphere with a surface area of 804 cm2.
a. 9 cm
b. 8 cm
c. 64 cm
d. 204 cm
My Answer: Please Be Honest ....... !!!!!!!
:(
1) b
2) c
3) a
4) d
5) d

I'm not guessing YOU KNOW .!

PLEASE HELP
*I'M SORRY* 
:( :( :( :( :( :(

I checked 1, 3, and 5 and they are all three wrong.

I checked the other two and they are also wrong.
You must be using the wrong formula.
http://math.about.com/od/formulas/ss/surfaceareavol.htm 
Well, Can u give me the answer please it because i'm in a rush..... please and later i tell u the rest please please :( :( :( :( ??????? please please