Puzzles are asked in Interviews to check our problem-solving skills. Here we are providing you with the top 100 puzzles that are asked in Interviews. The main aim of puzzles is entertainment. Puzzles can be of many types:- picture puzzles, logical puzzles, mathematical puzzles, etc. It is very helpful for the development of young minds and growth. The solver of a puzzle must arrive at the correct answer, or answers, by thinking or putting pieces together in a logical way.
Below is the list of the top 100 puzzles that are asked in Interviews:
Logical Puzzles:
S.No. |
Puzzle Title
|
Asked in
|
1 |
Pay an employee using a gold rod of 7 units ? |
FAANG, Ola cabs
|
2 |
Find the fastest 3 horses |
Accolite, Goldman Sachs, MakeMyTrip
|
3 |
Finding the injection for Anesthesia |
Google, Yahoo
|
4 |
3 Bulbs and 3 Switches |
MakeMyTrip, Qualcomm
|
5 |
Camel and Banana Puzzle |
Amazon, Yahoo
|
6 |
Find the Jar with contaminated pills |
MakeMyTrip |
7 |
100 Prisoners with Red/Black Hats |
Google, Microsoft
|
8 |
10 Coins Puzzle |
Google, Yahoo
|
9 |
Strategy for a 2-Player Coin Game |
TCS |
10 |
5 Pirates and 100 Gold Coins |
Microsoft |
11 |
Minimum cut Puzzle |
Amazon |
12 |
Prisoner and Policeman Puzzle |
Microsoft |
13 |
Puzzle – Cheating Husband |
Microsoft, Google
|
14 |
Puzzle – Blind Games |
Bloomberg L.P. |
15 |
Puzzle – Chameleons go on a date |
Amazon |
16 |
Heaven and Hell |
Amazon, Infosys
|
17 |
Mislabeled Jars |
Google, Microsoft
|
18 |
8 balls problem |
Microsoft, Simence
|
19 |
Cheryl’s Birthday Puzzle and Solution |
Facebook, Whatsapp, Singapore math Olympic
|
20 |
Puzzle – The Lion and the Unicorn |
The Access Group (UK), TCS
|
21 |
Farmer, Goat, Wolf, and Cabbage |
Infosys |
22 |
Water Jug Problem |
Wells Fargo |
23 |
Blind man and Pills |
Mentor Graphics |
24 |
The Burning Candles |
Wipro |
25 |
Puzzle | The Burning Candles |
Wipro, IBM, TCS
|
26 |
Rat and Poisonous Milk Bottles |
Google |
27 |
Measuring 6L water from 4L and 9L buckets |
Microsoft |
28 |
Six Houses P, Q, R, S, T, and U |
CAT Quiz |
29 |
Melting Candles |
Faang |
30 |
Red Hat vs Blue Hat |
Microsoft |
31 |
Puzzle | Joint family of seven persons (L, M, N, O, P, Q, and R) |
TCS |
32 |
Puzzle | The Circle of Lights |
Microsoft, Bloomberg
|
33 |
Puzzle | 9 Students and Red Black Hats |
Google |
34 |
Light all the bulbs |
Microsoft, Bloomberg
|
35 |
Distribute the Water |
Microsoft |
36 |
Puzzle | Can 2 persons be with same number of hairs on their heads? |
oppo, inflame
|
37 |
Weight of Heavy Ball |
IBM |
Mathematical And Analytical Puzzles:
1 |
Find ages of daughters |
Google, Microsoft
|
2 |
Calculate total distance travelled by bee |
Yahoo |
3 |
Puzzle – 6×6 Grid: How Many Ways? |
Amazon, Zoho
|
4 |
Monty Hall problem |
VMWare |
5 |
Torch and Bridge |
Google, Microsoft
|
6 |
2 Eggs and 100 Floors |
VMWare |
7 |
Maximize the probability of White Ball |
Amazon |
8 |
Poison and Rat |
Amazon |
9 |
Hourglasses Puzzle |
Bank of America, Yahoo
|
10 |
The ratio of Boys and Girls in a Country where people want only boys |
Google, Goldman Sachs
|
11 |
Car Wheel Puzzle |
MakeMytrip |
12 |
Maximum Chocolates |
Infosys, MakeMytrip
|
13 |
Puzzle | Splitting a Cake with a Missing Piece in two equal portion |
Alcatel-Lucent, Cognizant
|
14 |
Rs 500 Note Puzzle |
CAT, UPSC
|
15 |
Girl or Boy |
Amazon |
16 |
Know Average Salary without Disclosing Individual Salaries |
Infosys, Bloomberg.
|
17 |
Maximum run in cricket |
FAANG |
18 |
Completion of Task |
Reflexis Systems |
19 |
Find missing Row in Excel |
philips |
20 |
Four People on a Rickety Bridge |
Jumbotail, SAP
|
21 |
Man fell in well Puzzle |
American Express |
22 |
50 red marbles and 50 blue marbles |
Google, Microsoft, JP morgan chase
|
23 |
Puzzle | Form Three Equilateral Triangles |
Google |
24 |
10 identical bottles of pills |
ZS Associate |
25 |
Puzzle | Maximum pieces that can be cut from a Circle using 6 straight lines |
TCS |
26 |
Chain Link Puzzle |
cognizant |
27 |
The shopkeeper and the lady who made a purchase of Rs 200 with fake note |
Persistent Systems |
28 |
Egg Dropping Puzzle with 2 Eggs and K Floors |
Google, Microsoft
|
29 |
Minimum number of Apples to be collected from trees to guarantee M red apples |
Leetcode |
30 |
Snail and Wall |
TCS |
31 |
1000 light bulbs switched on/off by 1000 people passing by |
UK university interview |
32 |
Puzzle | Four Alternating Knights |
Amazon, Google
|
33 |
TCS DIGITAL PUZZLE | Lateral Thinking 2 |
TCS |
34 |
Puzzle | 100 Cows And Milk |
ZS |
35 |
Puzzle | One Mile on the Globe |
Microsoft |
36 |
TCS DIGITAL PUZZLE | Lateral Thinking |
TCS |
37 |
Puzzle | The Counters and Board |
JP-morgan |
38 |
Camel and Banana Puzzle |
Amazon, Yahoo
|
39 |
Puzzle | (Six Matches , Right Foot Forward) |
TCS |
40 |
How much he had initially? |
IAS interview question |
41 |
Puzzle | 3 cuts to cut round cake into 8 equal pieces |
Adobe, Citius Tech, Cognizant, blackrock
|
42 |
Two Creepers Climbing a Tree |
Adobe, Google, Microsoft
|
Arrangement Puzzles:
Shape Puzzles:
Other Puzzles:
Conclusion:
Puzzles are very helpful to improve logical thinking day by day. Start practicing puzzles to crack interviews. These days puzzles are asked too frequently in top product-based companies. By solving the above puzzles you are enough prepared to solve the similar type of puzzles asked in your upcoming interviews.