Kobalt Interview Questions, Process, and Tips

Ques:- In the middle of a round pool lies a beautiful water-lily. The water-lily doubles in size every day. After exactly 20 days the complete pool will be covered by the lily. After how many days will half of the pool be covered by the water-lily?
Recent Answer : Added by HEMANTH MOKKAPATI On 2022-03-09 16:33:21:

the pool will be half full at the 19th day .so that it doubles on the 20th day and becomes full

Ques:- Why Is there a gap in your work history?
Ques:- A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 18 sec. What is the length of the platform?
Ques:- A woman introduces a man as the son of the brother of her mother. How is the man related to the women?
Ques:- What is the importance of political science meaning of state what is nature?
Ques:- How long does a train 110 m long running at the speed of 72 km/hr takes to cross a bridge 132 m length?
Recent Answer : Added by AP On 2023-03-15 12:25:11:

Total distance to cover = 132 +110 = 242m
Speed = 72kn/hr = 20m/s
time = 242/20 = 12.1 sec.

Ques:- A+B+C+D=D+E+F+G=G+H+I=17 where each letter represent a number from 1 to 9. Find out what does letter D and G represent if letter A=4. give the steps
Recent Answer : Added by Admin On 2020-05-17 12:04:27:

d=5
g=1
a=4, b=6,c=2,d=5,e=8,f=3,g=1,h=9,i=7

Ques:- Pairs of primes separated by a single number are called prime pairs. Examples are 17 and 19. Prove that the number between a prime pair is always divisible by 6.
Ques:- How many numbers greater than 5000 can be formed with four of the digits 3, 4, 5, 6, 7 where no digit can be repeated
Recent Answer : Added by Admin On 2022-09-29 17:47:29:

When none of the digits are repeated:

The hundred’s place can be filled by any of the digits: 2, 3, 5, 6, 7 or 8 except the one which has already been used at the thousand’s place, so it can be filled in 5 ways.

Similarly tens’ place can be filled in 4 ways: only those 4 numbers which have not been use either at hundred’s or thousand’s place.
Unit’s place can be filled in only 3 ways. So, total number of nos. Possible =4×5×4×3= 240

Ques:- Find out the wrong number in a given series.
644, 328, 164, 84, 44, 24, 14
A. 44
B. 84
C. 164
D. 328
Recent Answer : Added by Demelash On 2022-05-17 08:55:46:

D

Ques:- If we offer you a job, will you continue or switch at some better opportunity?
Ques:- Eight persons – P, Q, R, S, T, U, V and W are sitting around a circular table. S is to the immediate right of W. V is not next to either R or T. W is to the immediate right of T, who is sitting opposite to R. U and W are sitting opposite to each other. If V is to the immediate left of P, then who is to the immediate left of R?
Recent Answer : Added by Pawan On 2021-07-18 09:26:03:

U is the answer as
T is sitting opposite to R and W is sitting opposite to U

Ques:- Tell me something about your happiest day of your life.
Ques:- Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.
Ques:- Why are manhole covers round?
Recent Answer : Added by Tinashe D Ganyara On 2022-03-09 16:37:50:

So as to prevent unauthorized persons from entering and reducing vandalism

Ques:- Are you reliable? or Can I trust you with responsibilities?
Ques:- Why should we select for our company?
Ques:- Mention how many times a day do a clock’s hands overlap?
Ques:- What has been the most satisfying moment in your life?
Ques:- if ELECTRICITY – GAS =100 then JACK – JILL = ?
Recent Answer : Added by Admin On 2020-05-17 11:59:51:

The ans is -20.
Solution:
A-1
B-2
C-3 D-4 …like wise till Z-26.
ELECTRICITY-5+12+5+3+20+18+9+3+9+20+25==129
GAS-7+1+9==27
ELECTRICITY-GAS=129-27-(Minus 2)=100
so
JACK-JILL=(10+1+3+11-(10+9+12+12)-(minus(2))==(-20)

Ques:- There are some rabbits and peacocks in a zoo. The total number of their heads is 60 and total number of their legs is 192. Find the number of total rabbits?
Recent Answer : Added by SAID OUJEAR On 2021-08-09 17:01:34:

24 peacocks and 36 rabbits

Ques:- The number of prime factors in the expression (6)10 x (7)17 x (11)27 is
A. 44
B. 54
C. 64
D. 71
Recent Answer : Added by Rahul Kumar Tiwary On 2021-11-13 11:02:13:

610 × 717 × 1127
= (2 × 3)10 × 717 × 1127
= 210 × 310 × 717 × 1127
Number of prime factors in the given expression
= (10 + 10 + 17 + 27)
= 64

Ques:- A sum of Rs. 125000 amounts to Rs. 15500 in 4 years at the rate of simple interest. What is the rate of interest?
Recent Answer : Added by Raju Sports On 2022-08-14 16:46:01:

3.1

Ques:- Sam and Mala have a conversation. Sam says I am certainly not over 40. Mala says I am 38 and you are atleast 5 years older than me. Now, Sam says you are atleast 39. All the statements by the two are false. How old are they really?
Ques:- Given a grid of m X n. Find out the all possible ways to move from (0,0) to (m,n)
Ques:- Tell me something about common wealth games
Ques:- Why you are leaving your current job?
Ques:- A long, long time ago, two Egyptian camel drivers were fighting for the hand of the daughter of the sheik of Abbudzjabbu. The sheik, who liked neither of these men to become the future husband of his daughter, came up with a clever plan: a race would dete
Ques:- Why you think that you have ability to handle this position.
Ques:- A person gives a book for binding, but the binder cuts the book in such a way that he cutsaway the numbers on the pages. So now the person sits down to write the page numbers.What he observes is that the book had 61 times 3¶s. How many pages does the book contain?

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Devendra Bhardwaj With a decade of experience as a Job Hiring Expert, I am a results-driven professional dedicated to elevating recruitment strategies. My expertise lies in navigating the dynamic landscape of talent acquisition, employing innovative approaches to attract, assess, and secure top-tier candidates. I excel in optimizing hiring processes, leveraging cutting-edge technologies, and fostering collaborative relationships with stakeholders. A keen understanding of industry trends allows me to stay ahead, ensuring a competitive edge in securing the best talent for your organization. I am passionate about connecting the right people with the right opportunities and thrive in creating impactful, streamlined recruitment solutions.

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