Question
How many pairs of letters are there in the word
āINFORMATIVEā which has as many letters between them (both forward and backward) in the word as in the English alphabetical series?Solution
NT, NV, 'AE', 'TV', 'EN' and 'MO' are six such pair which have as many letters between them as in the English alphabetical series.
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(0.25)Ā -1.5Ā = ?
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