Classify the numbers as rational or irrational:

Question

a) \sqrt{77}
b) \sqrt{48}
c) 0.375654535….

d) 0.3757575….

Answer 1

a) \sqrt{77} is an irrational number because it cannot be written as a fraction of two integers.

b) \sqrt{48} is an irrational number because it cannot be written as a fraction of two integers.

c) 0.375654535… is a rational number because it can be written as the fraction 375654535/1000000000.

d) 0.3757575… is a rational number because it can be written as the fraction 3757575/10000000.