In order to represent a rational number on a number line, _____ of the rational number tells the number of parts that should be considered when the first unit is divided into equal parts.
The part of the number line between the points denoted by the numbers 13 and 12 is divided into four equal parts as shown below. Find the numbers denoted by A,B, and C.
The first unit of the number line has been divided into 15 equal parts. Which of the following rational numbers cannot be represented on such number line?