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Sunday Times Teaser 2875 – Easy as ABC

by Graham Smithers

Published October 29 2017 (link)

I have ten cards and on each is one of the letters A, B, C, E, L, N, T, V, W and Y. On the back of each card is a different digit.

The digits on T, E, N add to 10. The digits on T, W, E, L, V, E add to 12.

The digits on T, W, E, N, T, Y add to 20.

The digits on A, B, C add to ….

If I told you that last total, then you should be able to answer the following question:

What are the digits on T, E and N respectively?

One Comment Leave one →
  1. Brian Gladman permalink

    This can also be solved using constraint programming. Here is a solution using Google’s Python interface to their Operational Research Tools:

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