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

• (A) 50 kg of cement : 70 kg of fine aggregate : 140 kg of coarse aggregate
• (B) 50 kg of cement : 70 litres of fine aggregate : 140 litres of coarse aggregate
• (C) 50 kg of cement : 100 kg of fine aggregate : 200 kg of coarse aggregate
• (D) 50 kg of cement : 100 litres of fine aggregate : 200 litres of coarse aggregate