The graph below shows the volume of water in a storage tank over a 6 month period.

What was the drop in volume from month 3 to month 5?

Give your answer to a sensible degree of accuracy.

The graph below shows the volume of water in a storage tank over a 6 month period.

What was the drop in volume from month 3 to month 5?

Give your answer to a sensible degree of accuracy.