UPSC Government Jobs Exams

cube is to be painted. No two adjacent faces can be coloured the same. What is the least number of colours needed

Read Solution (Total 2)

3 colors ly
10 years agoHelpfull: Yes(0) No(0)

answer is 3. because opposite faces are coloured with the same colour..then totally 6 faces are coloured by (6/2=3) 3 colours
10 years agoHelpfull: Yes(0) No(0)

UPSC Other Question

Some boys are standing in a queue. If the 10th boy from behind is 5 behind the 12th boy from the front. how many boys are there in the queue There are four roads. I have come from the south and want to go to the temple. The road to the right leads me away from the coffee house, straight ahead it leads only to a college. In which direction is the temple