Answer:
12
Step-by-step explanation:
15×0.8= 12
you're multiplying the total number of questions with the score as a decimal
Answer:
3x+15
Step-by-step explanation:
3(x+1)+12=3x+15
3x+3+12

First I found the number of adults by multiplying .60 by 700. It was 420. From there all I had to do was subtract it from 700. Revealing the number of children to be 280.
The mean salary for Linda's employees is in thousands, is: 34,800.
<h3>What is the Mean of a Data Set?</h3>
- Mean of a data set is the average of the data set.
- To calculated the mean of a data set, use the formula: Mean = (∑fx)/∑f).
Thus:
∑fx = 974
∑f = 28
Therefore:
Mean = 974/28
Mean = 34.8
In thousands, the mean salary for Linda's employees is 34,800.
Learn more about mean of a data set on:
brainly.com/question/11015069
I hope this helps you
b (4b+19)