Question

Match the following numbers with their respective description.

• A. Irrational
• B. Natural number
• C. Whole number
• D. Negative integer

Answer 1

$\pi$ is an irrational number.
0 is a whole number.
1 is a natural number as well as a whole number. But since 0 has already been allocated as whole number, 1 is allocated as natural number.
-5 is a negative integer.