Solution:
From the question, we have Length (l) = 60cmBreadth (b) = 54cm
Height (h) = 30cm
As we know that,
Volume of cuboid = (lbh) = () = 97200 cm3
Volume of cube = (side)3= (6)3 = 216 cm3
Number of small cubes = = = 450
Hence, 450 small cubes can be placed in the given cuboid.