Which of the following expression represents the angularity number for the aggregate, used in highway construction?
C = weight of cylinder, W = weight of aggregate in the cylinder, G = specific gravity of aggregate.
1
\(\rm 67-\frac{100G}{CW}\)
2
\(\rm 100-\frac{67G}{CG}\)
3
\(\rm 67-\frac{100C}{WG}\)
4
\(\rm 67-\frac{100\ W}{CG}\)