Subject: mathqa
Question: ( 0.15 ) ( power 3 ) - ( 0.1 ) ( power 3 ) / ( 0.15 ) ( power 2 ) + 0.015 + ( 0.1 ) ( power 2 ) is :
Option: 
A: 0.05
B: 0.08
C: none of them
D: 0.06
Answer: A