# Recent questions tagged sequences&series

1
Find the missing term: $60,40,55,45,50,50,?$ $45$ $50$ $55$ $60$
2
If the consonants in the word ‘DROVE’ are first arranged alphabetically and the vowels are put in between two pairs of consonants in the alphabetical order, which of the following will be the fourth from the right end after the rearrangement? $D$ $E$ $R$ $O$
3
Find the missing alphabet: $T,r,O,m,J,?$ $h$ $i$ $I$ $g$
4
In the following question, various terms of a letter series are given with one term missing as shown by (?). Choose the missing term out of the given alternatives. $\text{ABP, CDQ, EFR, }(\dots?\dots)$ $\text{GHS}$ $\text{GHT}$ $\text{HGS}$ $\text{GHR}$
5
In the following question, various terms of a letter series are given with one term missing as shown by (?). Choose the missing term out of the given alternatives. DF, GJ, KM, NQ, RT, ? UW YZ XZ UX
6
In the following question, various terms of a letter series are given with one term missing as shown by (?). Choose the missing term out of the given alternatives. $\text{T,r,O,m,J,?}$ $\text{h}$ $\text{i}$ $\text{I}$ $\text{g}$
7
In the following question, various terms of a letter series are given with one term missing as shown by (?). Choose the missing term out of the given alternatives. $\text{C,F,J,O,?,B}$ $\text{S}$ $\text{T}$ $\text{U}$ $\text{V}$
1 vote
8
In the following question, various terms of a letter series are given with one term missing as shown by (?). Choose the missing term out of the given alternatives. $\text{C,G,L,R,?}$ $\text{Y}$ $\text{S}$ $\text{U}$ $\text{Z}$
9
Find the wrong number in the sequence $125,127,130,135,142,153,165$ $130$ $142$ $153$ $165$
10
Have a look at the series: $4,7,5,8,6,9,\dots\dots,\dots$ What number should come next? $7$ $9$ $10$ $13$
11
Have a look at the series: $26,24,20,18,14,\dots$ What number should come next? $10$ $12$ $13$ $16$
12
Have a look at the series : $2,1,(1/2),(1/4),\dots$ What number should come next? $(1/3)$ $(1/8)$ $(2/8)$ $(1/16)$
13
In the following questions, one term in the number series is wrong. Find out the wrong term. $52,51, 48, 43, 34, 27, 16$ $51$ $48$ $34$ $43$
14
In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative. $\text{aaa_bb_ aab_baaa_bb}$ $\text{abab}$ $\text{bbaa}$ $\text{babb}$ $\text{baab}$
15
In the following letter series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative. $\text{abca _ bcaab _ aa _ caa _ c}$ $\text{bbac}$ $\text{bbaa}$ $\text{acbb}$ $\text{acac}$
16
In the following question, one term in the number series is wrong. Find out the wrong term. $125, 126, 124, 127, 123, 129$ $123$ $124$ $126$ $129$
17
In the following question, a series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the blank space. $71,76,69,74,67,72$,_______. $65$ $76$ $77$ $80$
18
In the following question, find out the correct answer from the given alternatives. If in a certain language $\text{MECHANICS}$ is coded as $\text{HCEMASCIN}$, how is $\text{POSTER}$ coded in that code? $\text{OPTSRE}$ $\text{SOPRET}$ $\text{RETSOP}$ $\text{TERPOS}$
19
In the following question, a series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the blank space. $50,49,46,41,34,$ _________. $32$ $25$ $21$ $19$
20
In the following question, a series is given with one term missing. Choose the correct alternative that will continue the same pattern and fill in the blank space. $6, 25$, _____, $123, 214, 341$ $65$ $70$ $72$ $62$
21
In the following question, find out the correct answer from the given alternatives. If $\text{TABLE}$ is coded as $\text{GZYOV}$, how is $\text{JUICE}$ coded? $\text{OZLFJ}$ $\text{QFRXV}$ $\text{HOFAD}$ $\text{QZHMT}$
22
In the following question, three out of four alternatives contain alphabet placed in a particular form. Find the one that does not belong to the group. $JMP$ $RUX$ $UYB$ $EHK$
23
In the following question, three out of four alternatives contain alphabet placed in a particular form. Find the one that does not belong to the group. $CBAZ$ $AZYX$ $AZBY$ $PONM$
24
In the following question, three out of four alternatives contain alphabet placed in a particular form. Find the one that does not belong to the group. $LNMO$ $CRDT$ $EUFV$ $GWHX$
25
In the following question, three out of four alternatives contain alphabet placed in a particular form. Find the one that does not belong to the group. $BCDEI$ $PQRSW$ $LMNOS$ $HIKLO$
1 vote
26
Find out the wrong term from the following series and select the number from the alternatives which will replace the wrong term in the series. $299, 178, 97, 48, 24, 14, 13:$ $175$ $295$ $23$ $10$
27
Find out the wrong term from the following series and select the number from the alternatives which will replace the wrong term in the series. $2,9,28,65,126,216,344:$ $38$ $217$ $356$ $66$
1 vote
28
Find the odd one in the following series: $2, 5, 10, 17, 26, 37, 50, 64$ $50$ $26$ $37$ $64$
1 vote
29
Which number pair comes next in the series? $4\:7\:26\:10\:13\:20\:16$ $14\:4$ $14\:17$ $18\:14$ $19\:14$
30
JAK, KBL, LCM, MDN, _____ OEP NEO MEN PFQ
1 vote
31
FAG, GAF, HAI, IAH, _____ JAK HAL HAK JAI
1 vote
32
QAR, RAS, SAT, TAU, _____ UAV UAT TAS TAT
1 vote
33
The fourth term of an arithmetic progression is 8. What is the sum of the first 7 terms of the arithmetic progression? 7 64 56 cannot be determined
1 vote
34
$22^{22} * 33^{33} * 44^{44} * 55^{55}$ 3 2 1 0
35
25, 100, ?, 1600, 6400 A. 400 B. 300 C. 360 D. 420 E. None of these
36
18, 22, 30, ? ,78, 142 A. 44 B. 35 C. 46 D. 48 E. None of these
37
6, 12, 21, ? , 48 A. 33 B. 39 C. 36 D. 31 E. None of these