The jug has the capacity to hold 1 litre of juice. The amount of juice in the jug is less than 1 litre. Using the scale on the jug, you can see that there is 700ml of juice in the jug.

One carton has a capacity of 0.7 litres which means that it can hold 700ml. The other carton has a capacity of 0.8 litres which means that it can hold 800ml. The combined capacity of the two ...