Chapter 4.7, Problem 57E

To determine

Write the sentence as an inequality .Graph the inequality.

Answer to Problem 57E

  $t\le 4\text{or}t\ge 18$ .

Explanation of Solution

Given information: A number t is less than or equal to 4 or no less than 18.

Calculation:

So, inequality is $t\le 4\text{or}t\ge 18$ because number t is less than or equal to 4 or no less than 18.

The graph of the inequality is given below.