MINI #87 - USING GEOMETRIC MODELS TO DETERMINE PROBABILITY Coordinate Geometry Plane Geometry Probability, Counting and Combinatorics Video by Art of Problem Solving's Richard Rusczyk. Read More
MINI #93 - SEQUENCES AND CENTRAL TENDENCY Sequences, Series and Patterns Statistics and Data Video by Art of Problem Solving's Richard Rusczyk. Read More
DISTANCE = RATE X TIME Algebraic Expressions and Equations General Math Explore the formula d = rt by starting with unit conversion problems. Mathletes will solve for distance, rate and time by paying attention to the units given in the problem and using the appropriate... Read More