Unravel the Mystery

A collection of 7 logic riddles that will put your thinking to the test.

riddlesbrain teaserscritical thinkingproblem solvinglogic riddles
Difficulty:MEDIUM

Quiz Details

Questions7
CategoryRiddles & Brain Teasers
DifficultyMEDIUM
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Quiz Questions

Answer all questions below and test your knowledge.

  1. 1

    Three switches are connected to three light bulbs in a room. Each switch corresponds to one light bulb, but none are labelled. You can turn the switches on and off as many times as you want, but you can only enter the room one time to observe the light bulbs. How can you figure out which switch corresponds to which light bulb?

    Question 1
  2. 2

    A woman has two coins that add up to 30 cents. One coin is not a nickel. What are the two coins?

    Question 2
  3. 3

    A bat and a ball together cost $1.10. The bat costs $1.00 more than the ball. How much does the ball cost?

    Question 3
  4. 4

    You are in a room with three doors. Behind one is a beautiful palace, behind the second is a fire, and behind the third is a dragon. There are three guards, one in front of each door, and they know what's behind each door. One guard always tells the truth, one always lies, and the third guard sometimes tells the truth and sometimes lies. You don't know which guard is which or what's behind each door. You can ask one question to one guard. What question should you ask to ensure you choose the door with the palace?

    Question 4
  5. 5

    You have eight balls, and one will be slightly heavier or lighter than the others. You can use a balance scale to compare the weights of the balls. How can you determine which ball is different in just two weighings?

    Question 5
  6. 6

    There are five houses in a row, each painted a different colour: blue, green, red, white, and yellow. Each house is occupied by a person of a different nationality: American, British, Canadian, Indian, and Japanese. Each person has a different favourite drink: coffee, tea, milk, soda, and water. Using the following clues, what is the colour of the house where the person who drinks milk lives?

    Question 6
  7. 7

    A snail is at the bottom of a 20-foot well. Each day, it climbs up 3 feet, but at night, it slips back 2 feet. How many days will it take for the snail to reach the top of the well?

    Question 7

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