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!
The answer is
x > 16/7
The > has a line under<span />
The answer here would be <span>ON/C 6 8 – 5 – 6 2 . 5 0 + 7 5 =</span>
Answer:
7.78
Step-by-step explanation:
6.5 x 1.88 = 12.22
20.00 - 12.22 = 7.78