How many pairs of letters are there in the given words which have as many letter b/w them in the word as in the alphabet-> DONATE
1
2
6
4
3
In the word DONATE, firstly count the pair of letters which have as many letters as b/w them as in English alphabet from the left side, but there is no such pair from left side. Then count the pairs from right side, so total pairs is 2 i.e. AD, NO