What should come in place of the question mark (?) in the given series based on the English alphabetical order?
BRK, XUH, TXE, PAB, ?
- ANCX
- BMDX
- CLDY
- DMCZ
Solution & Step-by-step Explanation
Let's track the position shift of each constituent letter position individually:
1st Letter: B
−4
X
−4
T
−4
P
−4
L
Values: 2→24→20→16→12
2nd Letter: R
+3
U
+3
X
+3
A
+3
D
Values: 18→21→24→1→4
3rd Letter: K
−3
H
−3
E
−3
B
−3
Y
Values: 11→8→5→2→25
Combining these gives the missing group as LDY.
1st Letter: B
−4
X
−4
T
−4
P
−4
L
Values: 2→24→20→16→12
2nd Letter: R
+3
U
+3
X
+3
A
+3
D
Values: 18→21→24→1→4
3rd Letter: K
−3
H
−3
E
−3
B
−3
Y
Values: 11→8→5→2→25
Combining these gives the missing group as LDY.