<h3>
Answer:</h3>
22.7
<h3>
Explanation:</h3>
They are opposites because they are both the same distance from 0 and are on different sides of 0 on a number line.
They are also opposites because when either of them is multiplied by -1, you get the other one.
Answer:
1st
Step-by-step explanation:
You need to add the numbers and then dicuvde by how many numbers are there.
The type of research that's illustrated in this case is a descriptive study.
<h3>What is a descriptive study?</h3>
Descriptive study simply means a study where information is collected without changing the environment.
Since Dr. Thompson was able to determine how much time a sample of children spent playing outside, this is a descriptive study.
Learn more about researches on:
brainly.com/question/25257437