Question Leticia is writing a test question for her math students. She wants them to find solutions to the equation x+y+z=12, wher

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SolveQuestion Nikesh wants to know how much the three textbooks required for the brilliantology course will cost him. By mistake, he re

SolveQuestion A rectangular box of chocolates sits on the ground. Its base is a square of side length 4 inches, while its height is 6 i

SolveQuestion The figure shown is composed of a triangle and a trapezoid and has perimeter 18. What is its total area? 21√3 / 4 23√

SolveQuestion Out of 404 students of Brilliant Language School, 192 learn German, 162 Spanish, and 122 French. Every student learns at

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SolveQuestion Dorian wants to build a rectangular-shaped house on a plot of circular land with radius 6. What is the largest possible a

SolveQuestion Anika is training for a running competition. At first, she jogs with a constant speed of 4 m/s. Then, for the last 60 m o

SolveQuestion You’re given four boxes, each containing three gold/silver coins as shown. You pick one box at random and remove on

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SolveQuestion 512 small cubes are arranged into a larger 8×8 cube, and then the outside of the larger cube is painted. Some of the sma

SolveQuestion Bjorn holds two water balloons on a platform from 20 m high. As he throws one of the balloons straight down, the other on

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SolveQuestion You have two large containers — one that holds 40 liters and the other that holds 56 liters. You’ve been t

SolveQuestion How many four-digit numbers can we create by rearranging digits of 2021? All four of the digits must be used exactly once

SolveQuestion You drop a stack of three balls. The bottom ball is the heaviest, with the middle ball much lighter and the top ball much

SolveQuestion Jaz makes circular necklaces by stringing black and gold beads together. She wants to count how many different necklaces

SolveQuestion At a university, the portraits of its 50 presidents line a hallway of the student center. Every year, 50 students pull th

SolveQuestion Your goal is to measure out 7 liters of water. You have one empty 12-liter container, and you may choose one other contai

SolveQuestion There are x regular polygons, all with n sides of length 1 arranged in a row as the triangles, squares, and pentagons are

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SolveQuestion Look at the program above: Imagine running this program 21 times, with each of the integers from -10 to 10 as the

SolveQuestion Only one-digit numbers can start with a zero. If every letter corresponds to a different digit, what is A+B+C+D? 5 9 19 2

SolveQuestion The mobile shown is balanced. Karen is quite happy with her perfectly balanced mobile. Karen’s friend Juli i

SolveQuestion The yellow pentagon is inside of a rectangle. What is the yellow-shaded area? 52 68 72 74 80

SolveQuestion The outer figure is a square and the line from each vertex bisects its opposite side. What is the area of the central whi

SolveQuestion Alma, Baptiste, and Cadence equally share eighteen identical springs, and each person designs their own spring system for

SolveQuestion If the three elephants have equal weights, which elephant (or elephants) falls downward? Assume the pulley and rope weigh

SolveQuestion There is a three-digit code where only the digits 1 through 5 are possible. Each of the numbers shown has exactly one dig

SolveQuestion Wisely You have two empty containers: one that holds 6 liters and the other that holds 7.5 liters. completely fill a cont

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SolveQuestion The four puzzles pieces shown fit into the 4 x 4 grid without reflection or rotation. Based on these clues: No letter is

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SolveQuestion dogs have a mean weight of 50 pounds. If two of the dogs’ weights are 220 pounds and 80 pounds, what is the largest

SolveQuestion You have one container that holds 8 liters and another that holds 12 liters. You can do any of the following: Completely

SolveQuestion Angles of the same color are identical. What is the measure of the blue angle? 10° 20° 30° 40° 50°

SolveQuestion A lune is an area formed by two circles. When two circles intersect, two lunes are formed: the non-intersecting portions

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

SolveQuestion Angles of the same color have the same measure. What is the measure of the green angle? 2 4 5 6 8

SolveQuestion You have one container that holds 9 liters and another that holds 12 liters. The smaller container already has 4 liters o

SolveQuestion A three-legged creature has an unorganized sock drawer with 4 red socks, 6 blue socks, and 8 yellow socks. The creature r

SolveQuestion Three rectangles have areas of 72, 80, and 130. We arrange them so they overlap, as shown. What is the total shaded area?

SolveQuestion Using the rules below, you’d like to be able to trace the figure. You can start at any intersection point on the fi

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SolveQuestion Edgar and Beatrix are playing the “100” game, with the following rules: What is the measure of the green angl

SolveQuestion You have one container that holds 15 liters and another that holds 9 liters. The larger container already has 11 liters o

SolveQuestion Areas Each number inside a colored region is the area of that region. What is the value of x? 17 18 19 20

SolveQuestion The four puzzle pieces in the image fit into the 4×4 grid without rotation or reflection. Based on these clues, find

SolveQuestion The fuel used to propel spaceships can’t depend on atmospheric oxygen as a reactant, since they might not be operat

SolveQuestion Your twin leaves you on Earth and flies away at 0.8c0.8c0.8c, then turns around nearly instantaneously and returns at the

SolveQuestion Angles of the same color have the same measure. What is the measure of the green angle? 30° 35° 40° 45°

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SolveQuestion How many squares in this grid contain the orange square? 14, 18, 19, 55

SolveQuestion Each letter stands for a distinct digit, and if letters are different, so are the digits they represent. What digit is E?

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SolveCan a 10 x 10 grid of cells be covered by 25 1 x 4 pieces?

SolveAll four Kings from a deck of cars are placed face down on a table in a random order. You select two of them, and if both are the

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SolveTrue or False? The sum of two consective triangular numbers is always a square numbers!

SolveWhich string will break first? a. Horizontal String!, b. Vertical String!, c. Both will break at the same time

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SolveWhat time is it?

SolveAll four Kings from a deck of cards are placed face down on a table in a random order. You select two of them, and if both are the

SolveHow many quadrilaterals are drawn in this figure? Hint: Be sure to count both convex and concave quadrilaterals.

SolveA light ray emitted from a vertex of this isosceles triangle reflects 6 times before reaching another vertex. What is the total

SolvePlace 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.

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

SolveAn 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

SolveWhat'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

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

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

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

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