Mensa IQ Test Mensa IQ Letter and Alphabet Series

Question 1

Which letter is the 7th to the right of the letter that is 4th to the left of 'M'?

Accepted Answer

P

Answer

4th to the left of M is I (M=13, 13-4=9=I). 7th to the right of I is P (9+7=16=P).

Question 2

Find the missing term: Z, X, V, T, R, ?

Accepted Answer

P

Answer

Every letter decreases by 2 positions: Z(26)→X(24)→V(22)→T(20)→R(18)→P(16).

Question 3

What letter comes next in the series: A, C, F, J, O, ?

Accepted Answer

U

Answer

The gaps between letters increase by 1 each time: +2 (A→C), +3 (C→F), +4 (F→J), +5 (J→O), so the next gap is +6, giving O→U.

Question 4

What comes next in the series: AZ, BY, CX, DW, ?

Accepted Answer

EV

Answer

The first letter increments forward (A, B, C, D, E…) while the second letter decrements backward (Z, Y, X, W, V…), giving EV.

Question 5

Complete the series: B, D, G, K, P, ?

Accepted Answer

V

Answer

Gaps increase by 1: +2(B→D), +3(D→G), +4(G→K), +5(K→P), +6(P→V).

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