9
2.25
No, √13 is an irrational number. Only perfect squares have whole numbers square roots, they are 1², 2³, 3², 4², ... which are 1, 4, 9, 16, ...
It is: 9/13 divided by 12/13 = 3/4 in its simplest form
The number has a decimal representation that terminates (after 9 digits). If it terminates, the number is rational.
0.4444
No
117 divided by 9 = 13
smaller number divided by bigger number 9/13 Then times by 100 0.69230769230769230769230769230769*100 Answer 69.23%
No, it is not a prime number. 117 can be divided evenly. 117 divided by 9 is 13.
9/13 is already in simplest form. 13 is prime, it can't be divided by anything.
9
20.4444
Yes 9 times pi is an irrational number because it can't be expressed as a fraction
1.4444
1.4444
9 is a rational number