Logic puzzles, riddles, math puzzles and brainteasers - pzzls.com

Vandaag is het 22 October 2018

Sort - Most difficult on top
Page: << 45 46 47 48 49 >>

# Pocket knife - logic puzzle

Difficulty:

Rating: 2.1/5.0

 Tim owns a pocket knife with five different tools. It has a corkscrew, a bottle opener, tweezers, a screwdriver and something else. What?

# Light a candle - math puzzle

Difficulty:

Rating: 3.1/5.0

 In a group of 200 people, everybody has a non burning candle. On person has a match at lights at some moment his candle. With this candle he walks to somebody else and lights a new candle. Then everybody with a burning candle will look for somebody without a burning candle, and if found they will light it. This will continue until all candles are lit. Suppose that from the moment a candle is lit it takes exactly 30 seconds to find a person with a non burning candle and light that candle. From the moment the first candle is lit, how long does it take before all candles are lit?

# Keep the money rolling - math puzzle

Difficulty:

Rating: 2.4/5.0