A cube has 6 faces, arranged as 3 pairs of opposite faces. Opposite faces are not adjacent to each other, so they can be painted in the same colour. Thus, each pair can share one colour, requiring minimum 3 different colours.
The minimum number of colours to required paint all sides of a cube that no two adjacent faces may have the same colour is.
CUET UG 2023 — General Test Quantitative Reasoning
2023mcqmedium
The minimum number of colours to required paint all sides of a cube that no two adjacent faces may have the same colour is.
Official previous-year question
Held on 21 May 2023 · Verified 13 Jul 2026.
Options
- A
5
- B
4
- C
3
- D
6
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