If explanation is required go to the ILLUSTRATED VERSION

After entering the W : C ratio, click on the CALCULATE button

When the agitator and the lines are empty, such as at the start of grouting, quantities for making a starting mix can be chosen from the following. Depending on the size of the batch required use an appropriate amount of cement together with the quantity of water shown below it. The total volume of the batch should then be the mix quantity shown.

Amount of CEMENT in batch, in KILOGRAMS=

                50         100         150         200         250 kg

WATER =      Litres   Litres    Litres    Litres    Litres

Mix Volume=  Litres    Litres   Litres    Litres    Litres