6. Assign each of the following cements to one of the ASTM Types I to V: a. C:S = 55%, C2S = 21%, C3A = 11%, C4AF = 8%, fineness

= 480 m2/kg b. C3S = 55%, C2S = 22%, C3A = 10%, C4AF = 8%, fineness = 380 m²/kg c. C3S = 44%, C2S = 34%, C3A = 4%, C4AF = 13%, fineness = 370 m²/kg%3D d. C3S = 30%, C2S = 45%, C3A = 6%, C4AF = 12%, fineness =320 m² kg