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Frequently Asked TCS Numerical Ability - LCM and HCF Interview Questions with Answers

TCS Select Another Category LCM and HCF Select Another Topic

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(#M40025960) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

A number when divided by D give remainder 23 and when by 12D give 104.What will be remainder when divide by 6D?

a. 23
b. 47
c. 52
d. 104

Asked In TCS Rana (11 years ago)
Unsolved Read Solution (7)
Is this Puzzle helpful?   (24)   (17) Submit Your Solution LCM and HCF

(#M40026165) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

If the lcm of 2 natural no.s A nd B is 1260, what is the minimum possible value of A+B?
option
a) 71
b) 73
c) 72
d) 70

Asked In TCS Piyush TAk (11 years ago)
Unsolved Read Solution (9)
Is this Puzzle helpful?   (13)   (1) Submit Your Solution LCM and HCF
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(#M40019913) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

9. Which is the largest integer that divides all three numbers 23400,272304,205248 without
leaving a remainder?
a. 48
b. 24
c. 96
d. 72

Asked In TCS juhe rawat (11 years ago)
Unsolved Read Solution (15)
Is this Puzzle helpful?   (54)   (20) Submit Your Solution LCM and HCF

(#M40165517) TCS QUESTION maths Keep an EYE Keep an eye puzzle Keep an eye puzzle

In the IT department of backrub, the administrator password is changed every month. The team of administrators, spread across the globe, receive an 8 digit number via email. This number is to be prefixed with a single digit number and suffixed with a single digit number to get the actual password. The password is divisible by 11 and 8. If the team received 65351364 this month, then which of the following pairs give prefix and suffix respectively.
a. 8, 9
b. 7, 8
c. 3, 4

Asked In TCS Dilipan M (6 years ago)
Unsolved Read Solution (9)
Is this Puzzle helpful?   (57)   (23) Submit Your Solution LCM and HCF

(#M40152785) TCS QUESTION series Keep an EYE Keep an eye puzzle Keep an eye puzzle

The sum of first n terms in a sequence is always 1/n.Find the product of the first 2014 terms (n! denotes the factorial of n,that is the product of the numbers(1,2……n))

a)-1/(2013!2013!)

b) 1/(2013!2013!)

c) 1/(2013!2014!)

d)- 1/(2013!2014!)

Asked In TCS milan jena (9 years ago)
Unsolved Read Solution (4)
Is this Puzzle helpful?   (20)   (14) Submit Your Solution LCM and HCF

(#M40024291) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

A school has 120, 192 and 144students enrolled for its science, arts and commerce courses. All
students have to be seated in rooms for an exam such that each room has students of only the
same course and also all rooms have equal number of students. What is the least number of rooms
needed?

Asked In TCS madhurima (11 years ago)
Unsolved Read Solution (5)
Is this Puzzle helpful?   (28)   (8) Submit Your Solution LCM and HCF

(#M40003386) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

Four bells ring at an interval of 4, 8, 6, 10 minutes. If they toll together at 2:00 A.M, when will they toll together again?

Asked In TCS Monika Kala (13 years ago)
Solved AAKARSHA Read Solution (3)
Is this Puzzle helpful?   (30)   (16) Submit Your Solution LCM and HCF

(#M40033519) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

2 gears. one with 12 teeth and the other one with 14 teeth are engaged with each other. One tooth in smaller gear and one tooth in bigger gear are marked and initially those 2 marked teeth are in contact with each other. After how many rotations of the smaller gear with the marked teeth in the other gear will again come into contact for the first time?
a. 7
b. 12
c. Data Insufficient
d. 84

Asked In TCS akshitha (11 years ago)
Unsolved Read Solution (7)
Is this Puzzle helpful?   (39)   (19) Submit Your Solution LCM and HCF

(#M40024299) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

P ( x ) = ( x2012 + x2011 + x2010 + . . . . + x + 1)2 – x2012
Q ( x ) = x2011 + x 2010 + . . . . + x + 1
The reminder when P ( x ) is divided by Q ( x ) is

Asked In TCS suryakumar jaidi (11 years ago)
Unsolved Read Solution (8)
Is this Puzzle helpful?   (8)   (11) Submit Your Solution LCM and HCF

(#M40021442) TCS QUESTION Keep an EYE Keep an eye puzzle Keep an eye puzzle

The LCM of two numbers is 312 and the HCF is 4. If one of the numbers is 24, find the other number.
option
1. 62
2. 64
3. 52
4. 48

Asked In TCS kanchan (11 years ago)
Unsolved Read Solution (7)
Is this Puzzle helpful?   (17)   (3) Submit Your Solution LCM and HCF
Keep an EYE (0)TCS Interview Experience (91)
Solved Question (14) UnSolved Question (49)
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