The composition of mixture of clay and lime stone in the raw for cement material is __________________?
A75% lime stone and 25% clay
B55% lime stone and 15% clay
C25% lime stone and 75% clay
D15% lime stone and 55% clay
Correct answer
A. 75% lime stone and 25% clay
Explanation
75% lime stone and 25% clay is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.