Brain Teaser

Place the ten integers 2 through 11 into the ten squares such that the sum of the numbers in each 2x2 square is the same value, P.

Solve

Regular hexagon patio blocks of area 1 are used to outline the garden shown, with n=5 blocks on each side placed edge to edge.

Solve

An ant named Honey is kept outside a solid cube on a leash, which extends to twice the side length of the cube. The leash can b

Solve

What's the minimum number of straight cuts required to cut a circle into 7 regions of equal area? There are a number of ways t

Solve

The area of the whole rectangle is 160 and the area in red is 12. What is the area in green?

Solve

Seven identical regular hexagons are arranged in a honeycomb pattern. If each hexagon has area 8, what is the area of the red tria

Solve

Magnus, Garry, and Fabiano are playing in a badminton event. In this event, after two players face off for a set, the winner stays

Solve
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