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

Vandaag is het 19 August 2018

Add using:

Just adding - math puzzle

Difficulty: 

   Rating: 3.2/5.0

Share this pzzl:  

How much is

formula

Platonic solids - math puzzle

Difficulty: 

   Rating: 2.8/5.0

Share this pzzl:  

Show that there exist only five platonic solids (that are objects which are build out of the one sort of regular polygons, like the tetrahedron and the cube). Hint: use that for each solid in three dimensions it holds that the number of vertices + the number of faces is equal to the number of edges + 2. platonic solids

Pay problem - math puzzle

Difficulty: 

   Rating: 2.5/5.0

Share this pzzl:  

Bob buys two things in a shop. With his pocket calculator he calculates in advance what he has to pay: 5.25 dollars. But what he does not notice is that he pressed the division instead of the addition button. At the desk he is not surprised if he hears that he has to pay 5.25 dollars. What is the price of the two things Bob has bought?