The volumes of spheres A and B are in the ratio 125 : 64. If the sum of radii of A and B is 36 cm, then the surface area (in cm2) of AÂ is:_x005F_x000D_ Â _x005F_x000D_

The volumes of spheres A and B are in the ratio 125 : 64. If the sum o

1.	The volumes of spheres A and B are in the ratio 125 : 64. If the sum of radii of A and B is 36 cm, then the surface area (in cm2) of AÂ is:_x005F_x000D_ Â _x005F_x000D_
A.	512Ï€
B.	1600Ï€
C.	800Ï€
D.	1024Ï€
Answer» C. 800Ï€

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The volumes of spheres A and B are in the ratio 125 : 64. If the sum of radii of A and B is 36 cm, then the surface area (in cm2) of AÂ is:_x005F_x000D_ Â _x005F_x000D_

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