Question 47

What is the minimum number of colours needed to colour the sides of a cube so that adjacent side are not of the same colour ?

Solution

If we use the same colour only for opposite sides, the adjacent sides will be of different colours.Since there are 3 pairs of opposite sides, a minimum of 3 colours would be needed.

Share on Whatsapp Share on Whatsapp

Create a FREE account and get:

Download RRB Study Material PDF
45+ RRB previous papers with solutions PDF
300+ Online RRB Tests for Free

RRB 2013 Allahabad (2)

What is the minimum number of colours needed to colour the sides of a cube so that adjacent side are not of the same colour ?

Login to your Cracku account

Hello! 👋

Ready to Unlock Your Success?

Please Enter Your OTP

Please enter the following details

Create a free Cracku account