Question 38956
 Real, Irrational, Rational, Integer, Whole or Counting 
1/2, -2, -7/3 ,6, 0, -20

1/2 is rational and real
-2 is integer, rational, real
-7/3 is rational, real
6 is counting, integer, rational, real
0 is integer, rational, real
-20 is integer, rational, real

Cheers,
Stan H.