IBM
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Numerical Ability
Sequence and Series
Q. What is the next number of the following sequence
1.4,2,36,4,5,1,36,16,6,8,81,?
2.2/3,5/3,19/6,31/6,22/3,32/3,85/6,?
3.2,1,2,3,8,0,1,9,1,2,?
4.8,5,9,7,2,25,5,1,16,8,6,?
Read Solution (Total 10)
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- 4)consider 3 terms 8,5,9 the 3rd term can be obtained by (8-5)(8-5)=9
next 3 terms (7-2)(7-2)=25 and (5-1)(5-1)=16 so next term is (8-6)(8-6)=4
so ans:4 - 10 years agoHelpfull: Yes(15) No(0)
- ANS 3 :2^1=2
2^3=8
8^0=1
1^9=1
1^2=1 ANS - 10 years agoHelpfull: Yes(15) No(1)
- 2)5/3-2/3=1,31/6-19/6=2,32/3-23/3=3,109/6-85/6=4
ans:109/6 - 10 years agoHelpfull: Yes(12) No(4)
- 4.8,5,9,7,2,25,5,1,16,8,6,?
8-5=3 3*3=9
7-2=5 5*5=25
5-1=4 4*4=16
8-6=2 2*2=4(ans)
- 10 years agoHelpfull: Yes(5) No(0)
- 3)consider 4 terms the 3rd term is one more than 2nd term.consider 2,1,2,3 the 3rd term can be obtained by adding one to the 2nd term 1+1=2 i.e 3rd term
similarly consider term 1,2.the 3rd term can e obtain by adding one to the number 2 i.e 2+1=3
ans:3 - 10 years agoHelpfull: Yes(1) No(2)
- 1)4,2,36,4,5,1,36,16,6,8,81
4,2,36
4,5,1,36
16,6,8,81,_36(ans) bcz for every after no.s 2,3,4 36 is repeated - 10 years agoHelpfull: Yes(1) No(0)
- 3).(2-1+2)=3
(8-0+1+=9
(9-1+2)=10
so ans =10 - 10 years agoHelpfull: Yes(0) No(2)
- ans 3)
(8-5=3 3square =9)
(7-2=5 5square=25)
(5-1=4 4square=16)
so,
8-6 = 2
2 square =4
thus ans=4 - 10 years agoHelpfull: Yes(0) No(0)
- 4)8,5,9
8-5=3,3^2=6
7,2,25
7-2=5,5^2=25
5,1,16
5-1=4,4^2=16
8,6
8-6=2,2^2=4
ans=4
- 10 years agoHelpfull: Yes(0) No(0)
- 4>8,5,9,7,2,25,5,1,16,8,6,?
(8+5+9)=22
(7+2+25)=34
(5+1+16)=22
(8+6+?)=34=>?=34-14=20.
ans is 20. - 7 years agoHelpfull: Yes(0) No(0)
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