Brain Teaser

Question What is the minimum number of colors required to fill the regions of this graph so that no two adjacent (sharing the same

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Question What is the minimum number of colors required to fill the regions of this graph so that no two adjacent (sharing the same

Solve

Question Every Londoner is either a human or a werewolf. Humans always tell the truth, while werewolves always lie.   Each of

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Question The two scales shown are balanced by non-zero weights. Which of the two scales (A or B) is balanced as well? Only A Only

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Question You make a pile of two books on a smooth wooden floor. Then, you push the bottom book along the floor, and both books acc

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Question A particular breed of dog can have black or yellow fur, and the fur’s texture can be straight or curly.   Two

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Question A function and its derivative are graphed as shown. Function A is in red and function B is in blue.   Which statemen

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Question An ant sitting in a ceiling corner of a cube-shaped room notices some honey in the opposite corner on the floor.   T

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Question According to the advertisement, the BrillCar can decelerate at a constant rate of 11.25 m/s2.   When it’s moving a

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Question The function graphed as shown is the derivative of one of these three functions. Which one?   A B C It isn’t possi

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Question A complete graph is a set of vertices with exactly one line segment connecting every pair of vertices.   To trace th

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Question Paco, Qi, Raj, Saba, and Tab read at least one book each month. Last month, they read as follows:   Qi read twice as

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