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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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(#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 (9 years ago)
Solved Gurpreet Singh Read Solution (22)
Is this Puzzle helpful?   (56)   (15) 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 (11 years ago)
Unsolved Read Solution (3)
Is this Puzzle helpful?   (24)   (11) Submit Your Solution Sequence and Series
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(#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 (9 years ago)
Unsolved Read Solution (3)
Is this Puzzle helpful?   (8)   (3) Submit Your Solution Sequence and Series

(#M40039406) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

Two consecutive numbers are removed from progression 1,2,3,4,......n.The arithmetic mean of remaining numbers is 26 1/4.The value of n is

Asked In TCS mallumounika (9 years ago)
Unsolved Read Solution (11)
Is this Puzzle helpful?   (9)   (6) Submit Your Solution Sequence and Series

(#M40037464) TCS QUESTION TCS Keep an EYE Keep an eye puzzle Keep an eye puzzle

6000, 1200, 300, 60...

a. 30
b. 15
c. 20
d. 36

Asked In TCS Sneh (9 years ago)
Solved sagar ramchandra chavan Read Solution (17)
Is this Puzzle helpful?   (13)   (3) Submit Your Solution Sequence and Series

(#M40039222) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

How many integers lie between 300 and 1000 ,
which are exactly divisible by 13.
a. 53
b. 50
c. 48
d. 45

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

(#M40157547) TCS QUESTION permutation combination Keep an EYE Keep an eye puzzle Keep an eye puzzle

how many three digit numbers can be form from digit 1-9 strictly in increasing order and follows an A.P.
A) 9
B)14
C)16
D) 12

Asked In TCS ANAND MOHAN RAI (7 years ago)
Unsolved Read Solution (7)
Is this Puzzle helpful?   (24)   (11) Submit Your Solution Sequence and Series

(#M40011424) TCS QUESTION series Keep an EYE Keep an eye puzzle Keep an eye puzzle

Find the 100th term of the following series - 3,6,12,21,33,48...

Asked In TCS Sumit Gupta (11 years ago)
Unsolved Read Solution (13)
Is this Puzzle helpful?   (22)   (5) Submit Your Solution Sequence and Series

(#M40154858) TCS QUESTION Apti Keep an EYE Keep an eye puzzle Keep an eye puzzle

.construct the number 101102103104………………………149250 obtained by writing the numbers 101,102,……………..149,150 together what is the remainder when this number is divided by 9 a)0 b)8 c)2 d)3

Asked In TCS dhritiman (8 years ago)
Unsolved Read Solution (6)
Is this Puzzle helpful?   (5)   (0) Submit Your Solution Sequence and Series

(#M40153303) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

3, 22, 7, 45, 15,? , 31
a)91 b)151 c)90 d)5

Asked In TCS aditinarayan (8 years ago)
Unsolved Read Solution (7)
Is this Puzzle helpful?   (9)   (2) Submit Your Solution Sequence and Series
Keep an EYE (0)TCS Interview Experience (90)
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Maths Quotes

A mathematician is a blind man in a dark room looking for a black cat which isn't there

Charles R. Darwin

Measure what is measurable, and make measurable what is not so.

Galileo Galilei

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