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Frequently Asked TCS Numerical Ability - Sequence and Series Interview Questions with Answers

TCS Select Another Category Sequence and Series Select Another Topic

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(#M40021870) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

The 49th term of an arithmetic progression is 23 and 62nd term is 37. What is the sum of the first 110 terms of the series?
option
a) 3000
b) 3300
c) 3600
d) 3900

Asked In TCS Tanu (11 years ago)
Unsolved Read Solution (4)
Is this Puzzle helpful?   (11)   (2) Submit Your Solution Sequence and Series

(#M40115913) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

1,5,6 ,25, 26,30,31, 125,126,
130,131,150,151,155,156,……… What
is the value of 33rd term in the
given series

Asked In TCS shikha (10 years ago)
Solved Bharath Kumar Read Solution (12)
Is this Puzzle helpful?   (12)   (1) Submit Your Solution Sequence and Series
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(#M40026470) TCS QUESTION series Keep an EYE Keep an eye puzzle Keep an eye puzzle

5 : 24 :: 8 : ?

a. 65
b. 63
c. 62
d. 64

Asked In TCS sajid (11 years ago)
Unsolved Read Solution (25)
Is this Puzzle helpful?   (47)   (7) Submit Your Solution Sequence and Series

(#M40027726) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

which term in following does not belong to the sequence formed by rest
7,9,17,42,91,172,293.

options
a)17
b)9
c)91
d)42

Asked In TCS ANkit (11 years ago)
Unsolved Read Solution (8)
Is this Puzzle helpful?   (36)   (12) Submit Your Solution Sequence and Series

(#M40034265) TCS QUESTION series Keep an EYE Keep an eye puzzle Keep an eye puzzle

In the given series find the number which is wrong.

215,28,63,126,7,343

a) 215
b) 28
c) 126
d) 343

Asked In TCS MUKESH KUMAR (11 years ago)
Solved Gurpreet Singh Read Solution (22)
Is this Puzzle helpful?   (58)   (16) Submit Your Solution Sequence and Series

(#M40010719) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

The sequence {A(n)} is defined by A1=2 and A(n+1)=A(n)+2n.
what is the value of A(100)?
a)9902
b)9900
c)10100
d)9904

Asked In TCS krishnaprasad TATA (12 years ago)
Unsolved Read Solution (9)
Is this Puzzle helpful?   (44)   (19) Submit Your Solution Sequence and Series

(#M40040787) TCS QUESTION progression Keep an EYE Keep an eye puzzle Keep an eye puzzle

Two flash lights, of red and yellow colour respectively, flash at respective intervals of 9 seconds and 33 seconds.
24. In an interval of 250 seconds, what is the maximum possible difference in the number of times that the red and yellow lights flash?

Asked In TCS kirti khatri (10 years ago)
Unsolved Read Solution (3)
Is this Puzzle helpful?   (9)   (3) Submit Your Solution Sequence and Series

(#M40039448) TCS QUESTION number series Keep an EYE Keep an eye puzzle Keep an eye puzzle

7,17,19,43,91,131...find the odd term

Asked In TCS Manjula (10 years ago)
Unsolved Read Solution (22)
Is this Puzzle helpful?   (42)   (10) Submit Your Solution Sequence and Series

(#M40011385) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

A sequence x1,x2,x3…. Is said to be in harmonic progression if the reciprocals 1/x1,1/x2,1/x3… are in arithmetic progression. The 5th and 7th term for harmonic progression are 30 and 50 respectively what is difference between 6th and 4th term ?

Asked In TCS pooja mutha (12 years ago)
Unsolved Read Solution (3)
Is this Puzzle helpful?   (25)   (12) Submit Your Solution Sequence and Series

(#M40000404) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

Series Problem like 4 12 x 44 46 132 134. Find x?

Solution
According to my opinion series should be
4, 12, x, 42, 44, 132, 134
for this series
4*3 = 12
12+2 = 14
14*3 = 42
42+2 = 44
44*3 = 132
132+2 = 134

Like manish sir answer on facebook.

Asked In TCS S.RAMESH REDDY (14 years ago)
Solved Read Solution (15)
Is this Puzzle helpful?   (46)   (16) Submit Your Solution Sequence and Series
Keep an EYE (0)TCS Interview Experience (91)
Solved Question (23) UnSolved Question (63)
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Maths Quotes

The things of this world cannot be made known without a knowledge of mathematics.

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Small minds discuss persons. Average minds discuss events. Great minds discuss ideas. Really great minds discuss mathematics.

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