Is 0.000125 an irrational number

Answer 1

NO!!!!

An irrational number is one were the decimal digits go to infinity and are not in any regular ordert.

Since 0.000125 terminates at the sixth decimal digit it does not go to infinity. Also Irrational Numbers cannot be converted to fractions. 0.000125 can be converted to a fraction.

Hence

0.000125 / 1.000000

Cancel down the decimal point, and the prefix zeroes.

Hence

125/1000000

Cancel down by '5'

25/200000

Cancel down again by '5'

5/ 40000

Cancel down by '5' again !!!!

1/8000

The answer!!!!!

NB

pi = 3.141592.... is the most well known irrational number.

Also the square roots of prime numbers e.g.

sqrt(2) = 1.414213562....

Answer 2

No