Introduction
Logic puzzles require reasoning rather than memorization. Carefully analyze each situation before answering.
Question 1
Three switches are outside a room. One controls a bulb inside. You can enter the room only once. How do you identify the correct switch?
Answer
Turn on switch A for a few minutes.
Turn it off and turn on switch B.
Enter the room.
Bulb ON → Switch B
Bulb OFF but warm → Switch A
Bulb OFF and cold → Switch C
Question 2
A farmer has 17 sheep. All but 9 die. How many remain?
Answer
9
Question 3
If two people can paint a wall in 4 hours, how long will four people take?
Answer
2 hours
Question 4
What comes once in a minute, twice in a moment, but never in a thousand years?
Answer
The letter M
Question 5
A plane crashes on the border of two countries. Where are the survivors buried?
Answer
Survivors are not buried.
Key Learning
Always focus on the exact wording of a problem.
GameScale Brain
Train Your Mind. Scale Your Thinking.