The pool has a length of [[$ 25 \;\text{m} $]] and a width of [[$ 12 \;\text{m} $]]. During a rain storm, the water level in the pool rises by [[$ 3 \;\text{mm} $]]. By how many liters does the amount of water in the pool increase? (Finnish matriculation exam autumn 1988)

Take a picture of your solution and return it to the submission folder.

Answer: The amount of water increases by litres.