For a good quality cement the ratio of (CaO)L (lime quick) to SiO_(2), Al_(2)O_(3) and Fe_(2)O_(3) is

For a good quality cement the ratio of (CaO)L (lime quick) to SiO_(2),

1.	For a good quality cement the ratio of (CaO)L (lime quick) to SiO_(2), Al_(2)O_(3) and Fe_(2)O_(3) is
Answer» SOLUTION :For a GOOD quality cement `(%CAO)/(%SiO_(2)+%Al_(2)O_(3)%Fe_(2)O_(3))=2`