Don't be fooled by the height of the fish tank, that's the volume of water.

25 cm =2.5 decimeters

Cuboid volume = length × width × height

=6×4×2.5

= 60 (cubic decimeter)

1 cubic decimeter = 1 liter

60 cubic decimeter = 60 liters

A: There are 60 liters of water in the fish tank.