Question

how many such pairs of letters are there in the word IRREPLACEABLE which has as many letters between them(from the both sides) as in the alphabets from A to Z?
a.four
b.zero
c.one
d.three​

Answer 1

Answer:

3 pairs are there

RR

EE E

AA

Many letters = E

Answer 2

Answer:

IRREPLACEABLE

From left to right no such pairs

From right to left

E - L (6letters) E-FGHIJK-L

A- C (2letters) A-B-C

P - R(2 letters) P-Q-R

Hence there are 3 pairs

Answer d) 3 pairs