1.

The ratio of various ingredients (cement, sand, aggregates) in concrete of grade M 20 is:A. 1 : 2 : 4B. 1 : 3 : 6C. 1 : 1.5 : 3D. 1 : 1 : 2

A. Only A
B. Only B
C. Both A and B
D. None of these
Answer» E.


Discussion

No Comment Found