HOw many cement bags are required for M35, M40 M45 .
M20 : 325 kg and admixture % by weight of cement M25 : 360 kg and admixture % by weight of cement M30 : 400 kg and admixture % by weight of cement M35 : 408 kg and admixture % by weight of cement M40 : 415 kg and admixture % by weight of cement M45 : 425 kg and admixture % by weight of cement