Is 8.5 bigger than 8?

Two lines parallel to a third line are parallel to each other. always sometimes or never

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Identify the number 127 as a rational or irrational. explain