Answer:
It actually gave you the answer.
Step-by-step explanation:
If you read closer, it's telling you the answer. It's giving you examples of radicals and such.
Answer:
-4
Step-by-step explanation:
3+(-5)-2
3+-5-2
3-7
=-4
Using the mean concept, it is found that the mean difference between the call times and the company's average call time is given by:
<h3>What is the mean?</h3>
- The <em>mean </em>of a data-set is given by the <u>sum of all observations in the data-set divided by the number of observations</u>.
In this problem:
- The four observations are the differences between the time of each phone call and the average time.
- They are: {-2.32, -1.55, 4.79, 0.68}
Hence, the mean difference is:

Hence, option C is correct.
To learn more about the mean concept, you can take a look at brainly.com/question/13451786
Answer:
she needs 600 g chocolate. He needs 150 g flour. his recipe is for 6 people
6, because the formula for funding area of a trapezoid is base 1 plus base 2 times the height divided by 2. So you plug that in and get [(6+2)4]÷2.