Find the next three letters (all three distinct) in the following sequence: T, T, F, S, E, ____, ____, ____
These types of questions are presented in intelligence tests; they never have context beyond the question itself. This question would be one in a series used to measure pattern recognition skills. I’ve taken several of these tests, and I’ve not seen this question before; however, the sequence is obvious:
This is a prime number sequence in the form of the first letter of the (English) word for the number. (T)wo, (T)hree, (F)ive, (S)even, (E)leven, (T)hirteen, (S)eventeen, (N)ineteen, ....