<h2>
</h2><h2>Mean of 62,78,59,89?</h2>
As we know that ,
<h3>⠀⠀⠀⠀Mean= sum of all numbers/ total number of numbers </h3>
Mean= 62+78+59+89/4
Mean = 288/4
<h3>
Mean= 72</h3>
<h2>
</h2>
Answer:
I would say the answer is b
Step-by-step explanation:
Question 5 is C
To find how much she made from her sales, we multiply her sales by the decimal from of the commission.
32000*0.08 = 2560
Then we add this to her base pay (2560+1500) to get 4060
Question 6 is B
First, you can distribute the 1/2 to get 2-y
Then you can combined all terms that have a y
Your final answer is -3(1/2)+2
A+B: the matrix with same dimension a A and B, the element in row i and column j is: Aij+Bij
Same for A-B, but with Aij-Bij