- General Math
- Sequences, Series and Patterns
- 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...
- Algebraic Expressions and Equations
- General Math
- Problem Solving (Misc.)
Derrick received a total of 21 gift cards for graduation. He received gift cards in each of four denominations, $25, $50, $75 and $100. The number of $100 gift cards Derrick got was twice the number...