70 lb = 31751.465 g or 31.751 Kilo's
On average, one bag of cement is needed per fence post.
26 bags (40kgs cement bag)
you wouldn't even need 1 bag of cement and there are also lots of variables, thickness, mix ratio, bag sizes?
20 rupees per bag.
80 lb bag yields about 0.6 cu ft per Quikrete specs:fNote: the question really refers to concrete not cement.
34 PCs. of hollow blocks
one bag
20 rupees per bag.
6
94 pounds per bag.
50 kg gross