Logic Puzzles

Puzzles that can only be solved by thinking logically.

A parrot

A pet shop owner had a parrot with a sign on its cage that said "Parrot repeats everything it hears." A young man bought the parrot and for two weeks he spoke to it and it didn't say a word. He returned the parrot but the shopkeeper said he never lied about the parrot. How can this be?

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Average: 10 (1 vote)

True or false

The following sentence is false. The preceding sentence is true. Are these sentences true or false?

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Average: 9 (1 vote)

To cross or not to cross

A large truck is crossing a bridge 1 mile long. The bridge can only hold 14000 lbs, which is the exact weight of the truck. The truck makes it half way across the bridge and stops. A bird lands on the truck. Does the bridge collapse?

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Average: 9 (1 vote)

There are three crates

There are three crates, one with apples, one with oranges, and one with both apples and oranges mixed. Each crate is closed and labeled with one of three labels: Apples, Oranges, or Apples and Oranges. The label maker broke and labeled all of the crates incorrectly. How could you pick just one fruit from one crate to figure out what’s in each crate?

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Average: 9 (1 vote)

Fractions

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1,000?

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Average: 8 (1 vote)

Three playing cards in a row

Three playing cards in a row. Can you name them with these clues? There is a two to the right of a king. A diamond will be found to the left of a spade. An ace is to the left of a heart. A heart is to the left of a spade. Now, identify all three cards

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Average: 8 (1 vote)

A rubber ball

A rubber ball is tossed off the top of a 90 foot building. Every time it bounces, it goes back up half way. How many bounces will the ball take before it stops?

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Average: 8 (1 vote)

Family

A is the brother of B. B is the brother of C. C is the father of D. So how is D related to A?

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Average: 8 (1 vote)