Check the picture below.
make sure your calculator is in Degree mode.
Answer: The employee's expected earnings is 78.5.
Step-by-step explanation:
Since we have given that
$ Probability
0 0.07
25 0.12
50 0.17
75 0.14
100 0.28
125 0.18
150 0.04
We need to find the employee's expected earnings.
As we know the formula for "Expectation":

Hence, the employee's expected earnings is 78.5.
Answer:
1. 60000.12
2. 54000.15
3. 9600.48
4. 3840.48
Step-by-step explanation:
I really hope this helps and may I receive brainliest please
Answer:
4 (4a+3b)
Step-by-step explanation:
They both have a common factor of 4. so that's why the four ia outside.