1.which is ordered least to greatest?
A.¼, -³/7, ½
B.½, ¼, -³/7
C.-³/7, ½, ¼
D.-³/7, ¼, ½

2.which number is the greatest?
A. 1.4
B. 1.4
C. √2
D. 5/3

3.which of the following numbers are irrational?
I. 0.6666
II.√49
III. 3√5
IIII.π

A. I and II
B. II and III
C. III and IV
D. I and IV

4.the counting numbers starting from 0 and going to infinity belong to the set of__.
A. integers
B.natural numbers
C.rational numbers
D.whole numbers

5.which of the following is always true?
A. 0.33333...is an irrational numbers
B. 3.16227 is an natural number
C. 2.64575.. is a real number
D. 1.41421 is an integer.


​