For batching 1:2:4 concrete mix by volume, the ingredients required per bag of cement are -

50 kg of cement : 70 kg of fine aggregate : 140 kg of coarse aggregate

50 kg of cement : 70 litres of fine aggregate : 140 litres of coarse aggregate

50 kg of cement : 100 kg of fine aggregate : 200 kg of coarse aggregate

50 kg of cement : 100 litres of fine aggregate : 140 litres of coarse aggregate