Answer:
128°
Step-by-step explanation:
the answer is 128° i explained it as i could in the diagram hope you understand
Hello!
The words at least means that the worker needs to work 8, 9 or 10 hours. We can add probabilities, so we will add .6 (for those working 8 hours), .15 (for those working 9 hours) and .08 (for those working 10 hours) to get a total probability of .83.
Hope this helps!
I think it is 90
Hope this help you?!