The volumes of two cubes are in the ratio 27: 125, what shall be the ratio of their surface areas?
Choices:
A) 6:25 B) 3:5 C) 9:25 D) 16:25 E) 19:25
a13 : a23 = 27 : 125   a1 : a2 = 3 : 5   6 a12 : 6 a22   a12 : a22 = 9 : 25   ANSWER:9:25
<result>C</result>
The volumes of two cubes are in the ratio 27: 125, what shall be the ratio of their surface areas?