J J Keller 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:- A ship is 180 miles away from the shore. A plane is traveling at 10 times speed of the ship. How long from the shore will they meet?
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?
Ques:- Rs.800 amounts to Rs.920 in 3 years at simple interest. If the interest is increased by 3%, it would amount to how much?
Ques:- Personal Experience
Ques:- A cube of side 4cm is painted with colors red,blue,green in such a way that opposite sides are painted in the same colour . this cube is now cut into 64 cubes of equal size .then 1) how many have atleast two sides painted in different colours.2) how many cubes have only one side painted.3) how many cubes have no side painted4) how many have exactly one side not painted.
Ques:- I am concerned that you do not have as much experience as we would like in?
Ques:- In a queue, Amrita is 10th from the front while Mukul is 25th from behind and Mamta is just in the middle of the two. If there be 50 persons in the queue, what position does Mamta occupy from the front ?
Recent Answer : Added by Ali On 2021-09-01 15:53:08:

18th

Ques:- Which one of the following is a prime number?
A. 143
B. 221
C. 343
D. 823
Ques:- A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in?
Ques:- Two trains of length 100 m and 200 m are 100 m apart. They start moving towards each other on parallel tracks, at speeds 54 kmph and 72 kmph. In how much time will the trains cross each other?
Ques:- Information regarding family members
Ques:- Tell about yourself and you careers?
Ques:- Perimeter of front wheel =30, back wheel = 20. If front wheel revolves 240 times. How many revolutions will the back wheel take?
Recent Answer : Added by Abhi On 2021-07-21 15:24:51:

360

Ques:- How many people are flying in airplanes at any time in India?
Ques:- Why we need to select you for this position?
Ques:- What would you say are areas needing improvement?
Ques:- Why our company hire you?
Ques:- What is your present cost to the Company?
Ques:- Rs.160 contained in a box consists of one rupee, 50 paisa and 25 paisa coins in the ratio 4:5:6. What is the number of 25 paisa coins?
Recent Answer : Added by Admin On 2022-09-28 18:19:47:

4x:5x:6x
100:50:25
100×4x +50×5x+25×6x
then 400x + 250x + 150x = 16000
800x=16000
x = 20

25 paisa=6x = 20×6=120

so the ans is 120 coins

Ques:- When will you join here?
Ques:- Consider a function which, for a given whole number n, returns the number of ones required when writing out all numbers between 0 and n. For example, f(13)=6. Notice that f(1)=1. What is the next largest n such that f(n)=n?
Recent Answer : Added by Admin On 2020-05-17 12:01:41:

#1: N = 1, f(N) = 1
#2: N = 199981, f(N) = 199981
#3: N = 199982, f(N) = 199982
#4: N = 199983, f(N) = 199983
#5: N = 199984, f(N) = 199984
#6: N = 199985, f(N) = 199985
#7: N = 199986, f(N) = 199986
#8: N = 199987, f(N) = 199987
#9: N = 199988, f(N) = 199988
#10: N = 199989, f(N) = 199989
#11: N = 199990, f(N) = 199990
#12: N = 200000, f(N) = 200000
#13: N = 200001, f(N) = 200001
#14: N = 1599981, f(N) = 1599981
#15: N = 1599982, f(N) = 1599982

Ques:- How to prepare for interview?
Ques:- The sum of five consecutive even numbers of set x is 440. Find the sum of a different set of five consecutive integers whose second least number is 121 less than double the least number of set x?
Ques:- A man can row 6 kmph in still water. When the river is running at 1.2 kmph, it takes him 1 hour to row to a place and black. What is the total distance traveled by the man?
Ques:- Zulus always speak truth and Hutus always speak lies. There are three persons A, B,& C. A met B and says “I am a Zulus as I am a Hutu”. We don't know what exactly he said. The B meets C and says to C that ” A is a Zulu”. Then C replied ” No, A…
Recent Answer : Added by Etalem temeche On 2022-09-15 16:36:53:

Ok

Ques:- Find the missing number of the series 2, 5, 10, 17, ….
Recent Answer : Added by Larry Omela On 2022-05-17 09:08:58:

26

Ques:- A train 240 m in length crosses a telegraph post in 16 seconds. What is the speed of the train ?
Recent Answer : Added by jay On 2022-03-09 16:41:09:

speed = distance / time.
240/16=15m/sec=54km/hr

Ques:- A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty sate if B is used for half the time and A and B fill it together for the other half?
Ques:- Wat will u do if not selected?????

Contact with us regarding this list

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.

Scroll to top