Scholarship Exam Preparation App
Class 8 - (Intelligence Test )
Logic and Conclusion - Non-Verbal - Cub and Cuboid, Triangle and Square
On a pair of opposite sides is a solid 8 cm long each painted red, blue and black. It is then cut into solid blocks of 2 cm length on each side. Choose the correct option from the following questions and give the correct answer.
How many cubes have no side painted?
How many cubes have no side painted?
a :
0
b :
4
c :
8
d :
12
Explanation :
Formula and calculation:
Side of large block (L) = 8 cm
Side of small block (a) = 2 cm
Number of blocks that fit on one side (n) = L/a = 8/2 = 4
Formula for colorless blocks: (n - 2)³Let's fill in: (4 - 2)³ = (2)³ = 8
Side of large block (L) = 8 cm
Side of small block (a) = 2 cm
Number of blocks that fit on one side (n) = L/a = 8/2 = 4
Formula for colorless blocks: (n - 2)³Let's fill in: (4 - 2)³ = (2)³ = 8