Select all the groups the number pi belongs to:
Real
Rational
Irrational
Interger
Whole
Natural
Select all the groups the number 0.33333(repeating) below belongs to:
Real
Rational
Irrational
Interger
Whole
Natural
Select all the groups the number 12 below belongs to:
Real
Rational
Irrational
Interger
Whole
Natural