Question

Choose the best description for the real number 4 point 6 repeating.

Irrational, because it is a terminating decimal
Irrational, because it is a repeating decimal
Rational, because it is a terminating decimal
Rational, because it is a repeating decimal

Answer 1

Hint:
All repeating decimal numbers can be converted to a fraction.
If you look up the definition for rational numbers, you will find the correct answer.

Answer 2

.................

Answer 3

For example,
0.66666... equals (exactly) 2/3
1.01212121212.... = 1+12/990=1002/990=167/165

Answer 4

So...D? Sorry, i haven't done this in a long time so i forgot most of this..

Answer 5

Look up the definition of rational numbers, and together with the fact that all repeating decimals can be converted to a fraction, you will be confident of your answer.

Here's a nice link for the definition of rational numbers, and it is short but explicative:

https://www.mathsisfun.com/definitions/rational-number.html