21.
Find the next term of the following series.
4,3,6,5,11,10,19,18,30,29,?
Answer: 44
Explanation:Break the series as below, Alternate series 4,6,11,19,30,?
Difference +2,+5,+8,+11,+14
so next element 30+14 = 44
Workspace
IBM
22. Find the next term of the following series.
16,18,21,25,?
Answer: 30
Explanation:16,18,21,25,30
+2, +3, +4, +5
Workspace
IBM
23. Find the next term of the following series.17,18,17,19,20,19,21,22,21,23,24,?
Answer: 23
Explanation:Break the series as below
17,18,17 / 19,20,19 / 21,22,21 / 23,24,24
Workspace
IBM
24. Find the next term of the following series.56,89,33,21,7,88,35,19,60,85,30,?
Answer: 15
Explanation:Arrange the series as below
(56,89,33,21) / (57,88,35,19) / (60,85,39,?)
Do the group comparison
56+1=57
89-1=88
33+2=35
21-2=19
similarly for other group
57+3=60
88-3=85
35+4=39
19-4=15
so next element will be 15.
Workspace
IBM
25. Find the next term of the following series.1/2,16,4,15,3,56,?
Answer: 28/3
Explanation:Break the series as below
1/2, 4, 3
16/4 = 4
15/5 = 3
56/6 =28/3
So next occurrence = 28/3.
Workspace
IBM
26. Find the next term of the following series.
4 ,3 ,144 ,1.5 ,2 ,9 ,3.2 ,2, ?
Answer: 40.96
Explanation:4*3=12.........12^2 = 144
1.5*2=3........3^2 = 9
3.2*2 = 6.4.........6.4^2 = 40.96.
Workspace
IBM
27. Find the next term of the following series.
27,28,43,29,30,41,31,32,?
Answer: 39
Explanation:27,28 / 43 / 29,3 / ,41 / 31,32 / 39
Workspace
IBM
28. Find the next term of the following series.
38,37,35,34,32,31,?
Answer: 29
Explanation:38,37 / 35,34 / 32,31 / 29
-2 for next sub-series.
Workspace
IBM
29. Find the next term of the following series.
38,33,28,37,32,27,36,?
Answer: 31
Explanation:---1-----2------1------2-----1--
38,33 / 28 / 37,32 / 27 / 36,31
-5 in first sub-series.
Workspace
IBM
30. Find the next term of the following series.
3, 10, 13, 20, 23, 30, ?
Answer: 33
Explanation:3, 10, 13, 20, 23, 30, ?
For given series +7, +3, +7, +3, +7, +3 3+10=13,
10+3=13,
13+7=20,
20+3 = 23,
23+7=30.
similarly 30+3=33
Workspace
IBM