Answer:
I found that it was -1, but everything online is telling me -36.
D would be the most reasonable because the whole set up adds up to 10 and you only have a chance of drawing all of the colors in a row
(this shows the percent of people that would work over time on a regular basis out of the 30 people) 12/30= (40%) of the 30 said they would work overtime.
200×.4=80 employees of the 200 would have probably have said they would work overtime.
Vectors and scalars are not the same quantity