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UPPSC Prelims 2021CSATQ. 68 of 222
Q. 681 markMedium
UPPSC Prelims 2021·CSAT
The minimum number of colours required to paint all faces of a cube, so that no two adjacent faces may have the same colour, is
(a)1
(b)2
(c)3
(d)6
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The minimum number of colours required to paint all faces of a cube, so that no two adjacent faces may have the same colour, is