Explain how you can determine whether or not a number is rational?

a rational number is any number that can be expressed as the quotient or fraction

A rational number is a number where it can be expressed as a fraction.

Repeating decimals are rational numbers.

Ex: 1/8, .33333 repeating, 2/5

answer: the answer is one of

step-by-step explanation:   we are given to write a proper fraction where the whole is divided into an even number of equal parts less than ten, and an odd number of those parts exist.

an even number less than 10 may be one of 2, 4, 6 or 8. so, the whole may be one of these four evens.

now, an odd number of these parts must exist, so the numerator must be an odd number, one of 1, 3, 5 or 7. it cannot be 9 because then the fraction will become improper.

thus, our fraction may be one of the following

d i think

step-by-step explanation: