Painted Cube
CAT 1996 Slot 1 · Quantitative Ability · Easy · QA
This is an easy Quantitative Ability question from the CAT 1996 Slot 1 paper. It tests QA. The full answer key and a step-by-step explanation are below — try it yourself first, then reveal the solution.
A cube of side is painted red on all the faces and then cut into smaller cubes, each of side . What is the total number of smaller cubes having none of their faces painted?
- A.
16
- B.
8
- C.
12
- D.
24
Answer
B
Explanation
. Unpainted cubes = .
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