IOI Interview Questions, Process, and Tips

Ques:- One half of a two digit number exceeds its one third by 6. Find the sum of the digits of the number?
Recent Answer : Added by Sohini Mitra On 2022-09-02 17:02:37:

Let the number be 10Y+X
(10Y+X)/2 = (10X+Y)/3+6
(10Y+X)(1/2-1/3) = 6
10Y+X = 36
Therefore, sum of the digits = 3+6 = 9

Ans: 9

Ques:- What are your long term professional goals?
Ques:- What is the disappointment in your life?
Ques:- The H.C.F of two numbers is 12 and their difference is 12. The numbers are
A. 94, 106
B. 84, 96
C. 70. 82
D. 66, 78
Recent Answer : Added by Cynthia Birungi Muhumuza On 2022-08-14 16:34:53:

B

Ques:- Given a dart board of radius `r’, and if a dart is thrown on the board which always falls inside assuming uniform distribution, find the expected distance from the center for the point where the dart lands.
Ques:- BrahMos Missile is a joint venture of?
Ques:- A bag contains equal number of Rs.5, Rs.2 and Re.1 coins. If the total amount in the bag is Rs.1152, find the number of coins of each kind?
Recent Answer : Added by shravan kumar saraf On 2022-08-24 17:03:03:

144

Ques:- About experience, qualification,why this company, about company, test leadership quality, expectations.
Ques:- A rectangular plank (2)1/2 meters wide can be placed so that it is on either side of the diagonal of a square shown below.(Figure is not available)What is the area of the plank?
Ques:- A large tanker can be filled by two pipes A and B in 60 and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half?
Recent Answer : Added by Raja On 2022-11-15 16:37:18:

30mins

Let the total time taken to fill the tank be x minutes.

Then, work done by B in half hour + work done by (A+B) in half hour =1.

(
40
1

×
2
x

)+(
60
1

+
40
1


2
x

=1


80
x

+
48
x

=1


240
3x+5x

=1

⇒8x=240

⇒x=30 min

Ques:- How you convience the customer?
Ques:- In a knockout tournament 51 teams participated. A team is out if the tournament if the team lost twice. How many matches to be held to choose the winner?
Recent Answer : Added by DK BOSS On 2021-07-17 06:18:22:

ans : 101 bcoz after every two matches one team is eliminated…so to eliminate 50 team there will be require 100 matches…+ 1 for deciding winner…

Ques:- 52 * 40.1 = ?
Ques:- Tell us about a problem you had with a co-worker and how you resolved it?
Ques:- Amar takes as much time in running 18 meters as a car takes in covering 48 meters. What will be the distance covered by Amar during the time the car covers 1.6 km?
Recent Answer : Added by DK BOSS On 2021-07-17 06:22:55:

Answer: 600m

Explanation:

Distance covered by Amar = 18/4.8 (1.6km) = 3/8(1600) = 600 m

Ques:- What do you plan to become after say 2-5yrs (Ex: QA Manager, Why?)
Ques:- My personal details and my job profile.
Ques:- Walking 7/6 of his usual rate, a boy reaches his school 4 min early. Find his usual time to reach the school?
Recent Answer : Added by Admin On 2022-09-29 17:15:23:

Speed Ratio = 1:7/6 = 6:7
Time Ratio = 7:6
1 ——– 7
4 ——— ? 28 m

Ques:- Why 20-20 cricket is more famous?
Ques:- How many days required if you are selected to joining our company?
Ques:- What is your short term and long term goals?
Ques:- 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight?
Ques:- Where would you really like to work?
Ques:- There are two circles, one circle is inscribed and another circle is circumscribed over a square. What is the ratio of area of inner to outer circle?
Ques:- If there are 9 yellow balls, 3 red balls and 2 green balls. What is the probability that the second ball picked is yellow given the first ball is yellow a. 8/13 b. 9/13 c. 8/14 d. 9/14
Recent Answer : Added by G MOHANAKANNAN On 2022-05-17 08:55:23:

Mm

Ques:- The speed at which a man can row a boat in still water is 15 kmph. If he rows downstream, where the speed of current is 3 kmph, what time will he take to cover 60 metres?
Ques:- Find out the wrong number in each sequence:
1, 8, 27, 64, 124, 216, 343
A. 8
B. 27
C. 64
D. 124
Recent Answer : Added by Shweta Gupta On 2022-09-02 17:03:08:

Answer is 124 because in this series is cube root sequence 2 cube root is 8 ,3 cube root is 24,4 cube root is 64, 5 cube root is 125 but there is 124 which is wrong ,6 cube root is 216 ,7 cube root is 343 .

Ques:- There are some chicken in a poultry. They are fed with corn One sack of corn will come for 9 days.The farmer decides to sell some chicken and wanted to hold 12 chicken with him. He cuts the feed by 10% and sack of corn comes for 30 days. So initially how many chicken are there?
Recent Answer : Added by Admin On 2020-05-17 11:59:35:

answer :36

Ques:- The difference between the compound interest compounded annually and simple interest for 2 years at 20% per annum is Rs.144. Find the principal?
Recent Answer : Added by Atif On 2022-12-05 16:13:26:

3600

Ques:- What is the coolest hack you've ever written?

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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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