How many such pairs of letters are there in the word 'PARTICLE' (in both forward have as many letters between them in the word as there are in the English and backward directions) which alphabetical order?
AOne
BTwo
CThree
DNone
AOne
BTwo
CThree
DNone
Related Questions:
Study the given arrangement carefully and answer the question that follows.
How many such numbers are there in the above arrangement each of which is immediately followed by a symbol and also immediately preceded by a symbol?