Question

What is one possible number she could have written down?

Answer 1

A whole number is any number that is a. postive and b. not a fraction or a decimal

A rational number is any number that can be written as a fraction (Any whole number)

Examples of numbers that could be whole and rational: 0, 1, 2, 3, 15, 20, 65 etc.

Answer 2

10 could have been one, any number could be it as long as it's a whole number so you can also put 100,000,000 as well