- Logic
The following are answer choices to a multiple choice question. If only one of the answers is correct, which choice must be the correct answer? All of the below None of the below All of the above One...
- Number Theory
- Probability, Counting and Combinatorics
Mrs. Marble refers to the three students named Ashley in her 3rd period gym class as Ashley G., Ashley E. and Ashley V. Mrs. Marble needs to divide the class to make 6 teams of 5 players for the dodge...
- Algebraic Expressions and Equations
- Plane Geometry
- Probability, Counting and Combinatorics
The second round of the Major League Baseball play-offs is “best out of 5,” meaning that two teams will play each other until one team wins three games. How many different ways could this play-off...
- Algebraic Expressions and Equations
- Percents and Fractions
- Proportional Reasoning
Biotechnology is a field of engineering that uses living systems to produce a wide range of technologies and products used in medicine, energy, fuels and sensors. You can see biotechnology in action...
- Plane Geometry
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
With the 2022 Chapter Competition coming up next week, here are some problems from the 2021 Chapter and Chapter Invitational Competitions for extra practice! (Note: The structure of the 2021...
- Algebraic Expressions and Equations
- Probability, Counting and Combinatorics
- Statistics and Data
In June, MATHCOUNTS joined the Data Science 4 Everyone Commitment Campaign to build capacity for K-12 data science education. As part of this commitment, MATHCOUNTS will create and share additional...
- Percents and Fractions
- Plane Geometry
Today is Pi Day! Below are a few questions to celebrate. If June ate 1/4 of 2/3 of 1/2 of a pie, what fraction of the whole pie did she eat? Express your answer as a common fraction. To determine what...
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
The 2022 Raytheon Technologies MATHCOUNTS National Competition is coming up next weekend, and there has been lots of preparation going on behind the scenes! For example, T-shirts had to be ordered...
- General Math
- Plane Geometry
Temi’s analog clock, shown here, has an hour hand of length 9 in and a minute hand of length 15 in. When Temi’s clock strikes 3 o’clock, what is the length of the segment drawn from the end of the...
- Algebraic Expressions and Equations
- Problem Solving (Misc.)
Archer has three sons named Baker, Carver and Decker. Archer’s age is five times the sum of Carver’s and Decker’s ages. The sum of Baker’s and Decker’s ages is half Archer’s age. If Baker’s age is...