Identify number type: Step 1: Identify the type of number 5.119 is.5.119 has a finite number of digits after the decimal point, which means it is a terminating decimal.
Determine rationality: Step 2: Determine if 5.119 is a rational or irrational number.Since 5.119 is a terminating decimal, it can be expressed as a fraction of two integers (e.g., 5119/1000). This makes it a rational number.