Chapter A.9, Problem 108AYU

To determine

To find: This statement using inequalities.

Answer to Problem 108AYU

$40 < x < 60$

Explanation of Solution

Given:

Middle-aged may be defined as being 40 or more and less than 60.

Calculation:

Let age be $x$.

Middle-aged may be defined as being 40 or more, therefore $x > 40$

Middle-aged may be defined as being less than 60, therefore $x < 60$

Hence $40 < x < 60$