1. The problem is to represent the numbers 0.2, 1.4, 3.6, 1.9, and 3.3 on a number line. 2. A number line is a straight line where each point corresponds to a real number. Numbers increase from left to right. 3. To plot these numbers, we locate each value on the line according to its magnitude. 4. For example, 0.2 is just a little to the right of 0, 1.4 is between 1 and 2, closer to 1, 3.6 is between 3 and 4, closer to 4, 1.9 is just before 2, and 3.3 is between 3 and 4, closer to 3. 5. This helps visualize the relative sizes and positions of these decimal numbers on the number line.