Instructions

Study the following arrangement carefully and answer the questions given below:
Q S R U I V P J L G N F M T O K E A H D B C

Question 87

How many such pairs of alphabets are there in the series of alphabets given in Bold in the above arrangement each of which has as many letters between them (in both forward and backward directions) as they have between them in the English alphabetical series?

Solution

Pairs of alphabets which have as many letters between them as they have in English alphabets :

RS, SU, QV, BC, JF (etc)

Thus, there are more than 3 pairs of alphabets.

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