Mathletes

3. Most consistent
4. Denoting an original sum invested or lent
6. Is interest added to the principal of a deposit or loan so that the added interest also earns interest from then on.
9. The longest side of a right triangle
10. A symmetrical open plane curve formed by the intersection of a cone with a plane parallel to its side
12. The square of a side of a plane triangle equals the sum of the squares of the remaining sides minus twice the product of those sides and the cosine of the angle between them.
15. Distance between lowest & highest number

1. Can be numeric, like numbers of apples -- but it can also be categorical -- like red or blue
2. Something occurring
5. The highest point the top or apex
7. Group of people
8. Usually in a way considered to be unfair
11. Add and subtract by the amount of numbers
13. A data point on a graph or in a set of results that is very much bigger or smaller than the next nearest data point.
14. X intercepts