All the faces of cubes are painted with red colour.It is then cut into 64 equal small cubes.Find How many small cubes are there whose three faces are coloured ?  Choose the correct answer:
A) 4 B) 8 C) 16 D) 24 E) 2
There are 64 small cubes,Hence one side side of the big cube is 3√64=4 cm   Number of small cubes having three faces coloured = No. of corners = 8   Answer: 8
<result>B</result>
All the faces of cubes are painted with red colour.It is then cut into 64 equal small cubes.Find How many small cubes are there whose three faces are coloured ?