Sol : Option 3
The middle letters which are vowels have an increasing trend of A, E, I, O, U and remaining letters have been retained as it is.So answer would be JUF.
Q.2. _ xx _ yx _ yy _ xy _ xxy
1. xxxyy
2. yxyxy
3. yyxxy
4. yyyxx
Sol : Option 3
The series is yxxy/yxxy/yxxy/yxxy. Thus, the pattern 'yxxy' is repeated.
Sol : Option 1
Start reading from CD, EF, GH, IJ, KL and then QR, ST, UV, WX, YZ and so on after splitting the groups.
Q.4. xy _ z _ xxyx _ px _ yxzpx _ yxzpx
1. xpzxx
2. yxyzx
3. yxzpx
4. zyxpy
Sol : Option 1
The series is xyxzpx/xyxzpx/xyxzpx/xyxzpx. Thus, the pattern ' xyxzpx' is repeated.
Q.5. WYB, XUD, YQF, ...
1. HZM
2. HCZ
3. ZMH
4. None of these
Sol : Option 3
Divide each member of series in this way: B D F H and so on (one gap) in ascending order, Y U Q M and so on (three gap) in descending order, WX Y Z and so on (no gap) in ascending order
Sol : Option 4
The series is xypzy/ xypzy/ xypzy. Thus, the pattern ' xypzy' is repeated.
Q.7. SAB, ?, QCD, PDD, OEF, NFF
1. CBT
2. ABR
3. BCT
4. RBB
Sol : Option 4
First letter in every group is in reverse alphabetical order i.e. SRQPON. The middle letter is in alphabetical order i.e ABCDEF and the last letter has pairs, BB, DD & FF.
Q8. _ x _ y _ xyxx _ yxy _ xyyx
1. xxxyy
2. xyxyy
3. yxyxy
4. yxyyx
Sol : Option 4
The series is yxx/yyx/ yxx/yyx/ yxx/yyx. Thus, the pattern yxx/yyx is repeated.
Q9.BAZ, DBY, FCX, ?
1. FXW
2. EFX
3. FEY
4. HDW
Sol : Option 4
The third, sixth and ninth letters are in the reverse order of the alphabet i.e.Z,Y, X, W. Ist fourth and seventh letters are going up with a gap of one letter and II, V and VIIIth are moved ahead one letter.