- Coordinate Geometry
- Measurement
- Proportional Reasoning
- Coordinate Geometry
- Measurement
- Proportional Reasoning
Happy Surveyors Week! Surveyors play an essential role in construction, land development, the creation of maps, and other land-based projects. They measure property boundaries, natural land features...
- Algebraic Expressions and Equations
- General Math
- Problem Solving (Misc.)
Using the commutative, associative and distributive properties, Mathletes will arrange arithmetic problems in a different order that allows them to be solved more readily.
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Sequences, Series and Patterns
Video by Art of Problem Solving's Richard Rusczyk.
- Algebraic Expressions and Equations
- Problem Solving (Misc.)
- Sequences, Series and Patterns
Final exams often accompany the final days of school. Sherry has had four tests so far in her science class, each worth 1/6 of her final grade. She scored 87%, 89%, 92% and 91% on these tests. Her...
- Plane Geometry
- Problem Solving (Misc.)
- Sequences, Series and Patterns
Now that 2024 is finally here, let’s see what we can do with this new number! If the perimeter of a particular square is 2024 inches, what is the area of the square, in square inches? Express your...
- Algebraic Expressions and Equations
- Problem Solving (Misc.)
- Sequences, Series and Patterns
Cara was born on January 1, 2010, and her mother, Sydney, was born on January 1, 1982. In what year will Sydney’s age be twice Cara’s age? If we let Cara’s age be C, then Sydney’s age is S = C + 28...
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
Video by Art of Problem Solving's Richard Rusczyk.
- Measurement
- Probability, Counting and Combinatorics
Video by Art of Problem Solving's Richard Rusczyk.