Hard Logic Puzzles

#81 - Measuring Time Interview Problem

I possess two wires. Both of them have an inconstant thickness but both of them burns completely in sixty minutes. The problem is that I want to measure forty-five minutes while using these two wires.

How can I measure if cutting the wire in half is not possible due to non-homogeneous construction ?

#82 - Great Logic Riddle

Q1. Identify the first question where c) is the accurate answer
a) Q3
b) Q4
c) Q1
d) Q2

Q2. Identify the first question where a) is the accurate answer
a) Q4
b) Q2
c) Q3
d) Q1

Q3. Identify the first question where d) is the accurate answer
a) Q1
b) Q2
c) Q4
d) Q3

Q4. Identify the first question where b) is the accurate answer
a) Q2
b) Q4
c) Q3
d) Q1

#83 - UK Logical Picture Riddle

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of UK.

#84 - Famous Barber Haircut Riddle

A tourist visits a small town for his research. While in the town, he decides to get a haircut. Since the town is quite small, there are only two barbers in the town – one on the North Street and one on the South Street. The barbershop on the North Street is a mess and the barber has a weird and pathetic haircut. While the barbershop at the South Street is pretty tidy and the barber as well has an impressive haircut.

Which barbershop will the tourist visit for his haircut and why?

#85 - Science Picture Riddle

When monkey rotate the gear, which mark will be hit 1 or 2 ?

#86 - Google Interview Puzzle

There are seven sister in a house in a village where there is no electricity or any gadget.

Sister-1: Reading Novel
Sister-2: Cooking
Sister-3: Playing Chess
Sister-4: Playing Sudoku
Sister-5: Washing clothes
Sister-6: Garderning


what is Sister-7 doing ?

#87 - Join Star Puzzle

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow. Can you find a method to achieve it?

#88 - Solve Mathematical Equation

Can you solve below mathematical equation ?

2^1234 - 2^1233

#89 - Logic Puzzle Using Matchsticks

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

#90 - Whatsapp Murder Mystery Puzzle

A guy was away from her wife for six months. When he returned back home, he gave a surprise to his wife who had no idea he was coming. To capture how happy she was, he clicked her picture that very moment. After a few days, the guy killed his wife. When the prosecutor asked him the reason, he said that his wife was cheating on him and this he killed her. On being asked for proof, he gave him this photo.Can you find out what the husband found out in this picture that made him believe his wife was cheating on him?