The number you've written in the question is a terminating number.
625 is, itself, a whole number.
625 is not prime. 625 = 5 * 5 * 5 * 5
A terminating decimal is a rational number. A non-terminating, repeating decimal is a rational number. A non-terminating, non-repeating decimal is an irrational number.
625 = 6.25 × 102
-612
terminating
If it stops there as 0.7 then it is a terminating decimal number
The number you've written in the question is a terminating number.
An irrational number is a number that has no definite end and a terminating number is a number that has a definite end. So this means that a decimal that is terminating cannot be irrational.
Yes, 625 is a square number. 252 = 625.
104.1667
It is 625!
625 is larger.
625 is, itself, a whole number.
625 is not prime. 625 = 5 * 5 * 5 * 5
A terminating decimal is a rational number. A non-terminating, repeating decimal is a rational number. A non-terminating, non-repeating decimal is an irrational number.