Brain Teaser
Question Annie, Brad, and Chloe are being questioned since a store was robbed last night. It is not known how many of them are gui
SolveQuestion Nikesh wants to know how much the three textbooks required for the brilliantology course will cost him. By mistake, he re
SolveQuestion Which of the following can be made by cutting cross-sections from a cube? Equilateral triangle Scalene triangle Rectangle
SolveQuestion We have two sequences: n! : 1, 2, 6, 24,… 10n : 10, 100, 1000,… Select all the values of n that make n! larger than 1
SolveQuestion There’s a 1×6 rectangular hole in the middle of a 7×10 rectangle. Is it possible to cut the blue rectangle with a
SolveQuestion Sulfuric acid (H2SO4) is produced from sulfur in a multi-step process, but the ultimate result is expressed in the balanc
SolveQuestion If a tan snowflake has area T and a dark-green snowflake has area G, what is T/G? 2 3 4 5 Like these puzzles? For a limit
SolveQuestion In the gear system shown, a set of silver gears is introduced that each have 20 teeth. Suppose the silver gear on the lef
SolveQuestion What is the side length of the outer regular pentagon? 3 1+3x 2+2x 2+3x Like these puzzles? Like these puzzles? For a lim
SolveQuestion What is the length of this infinitely-zig-zagging red line? 12 feet 15 feet 18 feet 30 feet It’s either infinite or und
SolveQuestion Every letter corresponds to a different digit and 0 cannot be the first digit of a number. What is the sum of C+A+R? 12 1
SolveQuestion A jar contains 8 cards numbered 1 through 8.You need a pair of them that sum to 9 but, unfortunately, you have to select
Solve