Civil Service Clerical Ability Practice Exam 2025 – Complete Study Guide

To determine how many pairs of sets of letters are exactly alike, we need to compare each pair of strings directly for their exactness in both letter sequence and content.

The first pair "aebjhg" and "aebjhg" are identical, making one exact pair.

The second pair "amanej" and "amanej" are also identical, contributing a second exact pair.

In the third pair, "kejqez" and "keqjez," they differ by the arrangement of the letters 'j' and 'q.' Therefore, this pair does not count as an exact match.

Next, with the fourth pair "ikeplo" and "ikpelo," the arrangement of letters 'e' and 'p' is different, ruling this pair out as well.

The fifth pair "nmesda" and "mnesda" has the 'n' in the beginning in one and not in the other; hence they are not the same.

Lastly, for the sixth pair "wierew" and "wierew," these match entirely, adding a third exact pair.

Thus, the total number of pairs that are exactly alike is three: the first, the second, and the last pair, leading