These questions are based on letter series. In each of these questions, some letters are missing. The missing letters are given in the proper sequence in one of the alternatives below. Find the correct alternative
ab…d…aaba…na..badna…b
babda
badna
dbanb
andaa
For these questions, what is the missing element in the sequence represented by the question mark?
A, G, L, P, S, ?
X
Y
W
U
For these questions, what is the missing element in the sequence represented by the question mark?
2, 12, 30, 56, ?, 132, 182
116
76
90
86
The sum of the series
12+ 22+ 32 + 42 +…..+ 152 is :
1080
1240
1460
1620
Three numbers are in GP their sum is 28 and their product is 512. The numbers are:
6, 9 and 13
4, 8 and 16
2, 8 and 18
2, 6 and 18
If the second term of a geometric progression is 2 and the sum of the series to infinity is 8, then the first term is :
5
2
4
1
What is the next letter in the following series?
a, c, b , d, e ?
H
G
J
I
5: 7::? : 28
20
14
56
None of these
3 5 8 7
4 6 4 6
5 2 2 3
58 58 62 ?
126
122
128
124
In these questions, some of the letters are missing. The missing letter is given in the proper sequence as one of the alternatives given under each questions. Find the correct choice.
c..ca..ab…bc…
abcac
babca
ccabb
bcabb