Subject: mathqa
Question: surface area of two spheres are in the ratio 1 : 4 what is the ratio of their volumes ?
Option: 
A: 1 : 8', 'c ) 1 : 3', 'd ) 1 : 4', 'e ) 1 : 5']
B: 1 : 4', 'e ) 1 : 5']
C: 1 : 3', 'd ) 1 : 4', 'e ) 1 : 5']
D: 1 : 9', 'b ) 1 : 8', 'c ) 1 : 3', 'd ) 1 : 4', 'e ) 1 : 5']
Answer: A