A cube is divided into 9×9×9 cubes after painting all faces. How many small cubes have exactly two painted faces? Apply it in the context of AFCAT Official Model-Paper Pattern Test 2. Compare all four alternatives in item 89.

Question

Accepted Answer

Correct Answer: D. 84. Edge non-corner cubes=12(n-2)=84.

A cube is divided into 9×9×9 cubes after painting all faces. How many small cubes have exactly two painted faces? Apply it in the context of AFCAT Official Model-Paper Pattern Test 2. Compare all four alternatives in item 89.

A cube is divided into 9×9×9 cubes after painting all faces. How many small cubes have exactly two painted faces? Apply it in the context of AFCAT Official Model-Paper Pattern Test 2. Compare all four alternatives in item 89.

A cube is divided into 9×9×9 cubes after painting all faces. How many small cubes have exactly two painted faces? Apply it in the context of AFCAT Official Model-Paper Pattern Test 2. Compare all four alternatives in item 89. - MCQ Explanation