Question

How do you classify each number as natural, whole, integer, irrational, or real: 12/3, 15, pi/2, -891, 3.3?

Answer 1

`12/3=4` (Natural, whole, integer and real )

`15` (Natural, whole, integer and real)

`pi/2` (Irrational and real)

`-891` (Integer and real)

`3.3=33/10` (Real)

This link contains information regarding numbers: www.mathsvideos.net/basic-information-about-numbers/