A rainwater tank has a rectangular base of area $5$5 m2 and a height of $2$2 m.
Find the volume of the rainwater tank.
A tower is being built out of stone blocks, like the one shown.
DeShaun has a packing box which has sides all of length $9$9 cm. Find the maximum volume that he can fit into the box.
A swimming pool has a length of $9$9 m, width of $4$4 m and depth of $3$3 m.