Copyright © University of Cambridge. All rights reserved.

'Information Display' printed from http://nrich.maths.org/

Show menu

See all short problems arranged by curriculum topic in the short problems collection

The information display on a train shows letters by illuminating dots in a rectangular 5 x 8 array. In the letter 't' shown, what fraction of the dots in the array is illuminated?

t

 

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.

 

 

This problem is taken from the UKMT Mathematical Challenges.