- Algebraic Expressions and Equations
- Coordinate Geometry
- General Math
- Logic
- Measurement
- Number Theory
- Percents and Fractions
- Plane Geometry
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
- Sequences, Series and Patterns
- Solid Geometry
- Statistics and Data
- Algebraic Expressions and Equations
- Coordinate Geometry
- General Math
- Logic
- Measurement
- Number Theory
- Percents and Fractions
- Plane Geometry
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
- Sequences, Series and Patterns
- Solid Geometry
- Statistics and Data
- General Math
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Sequences, Series and Patterns
In 1998, Nkem Chukwu gave birth to the first set of surviving octuplets. The eight babies weighed from 11.3 ounces to 28.6 ounces at birth. Leonard Weisman, the Texas Children’s Hospital’s chief of...