If 20% of A=B and 40% of B=C, then 60% of (A+B) is 


(a) 
30% of C 
(b) 
60% of C 
(c) 
75% of C 
(d) 
None of these 
If 20% of A=B and 40% of B=C, then 60% of (A+B) is 


(a) 
30% of C 
(b) 
60% of C 
(c) 
75% of C 
(d) 
None of these 