Volume of the cuboid = l × b × h = 7 × 6 × 5 = 210 cm3 Volume of the cube = a3 = 2 × 2 × 2 = 8 cm3 Total number of wooden cubes that can be cut =
210
8
= 26.25 =
210
8
= 26.25 So 26 smaller cubes can be cut from a cuboid. Volume of 26 cubes = 208 cm3 Wood wasted = 210 - 208 = 2 cm3 Percentage =