Question

A solid cube measuring 16cm is coloured by red colour on two opposite surfaces, the other two opposite surfaces are coloured by green colour and the rest of the surfaces are coloured by blue. it is also cut into smaller cubes of 4cm. find out the number of cubes the surfaces of which is coloured by red, blue and green colours?

Answer 1

cubes cut from corners having all three colours
no.of cubes having all three colours =8