Answer:
Before raise: 65 chocolates/hour*60=3900 chocolates
Raise=65 * (15%=15/100=.15) .15=9.75 more chocolates per hour
With raise 74.75 chocolates/hour*60=4485 chocolates
4485-3900=585 more chocolates per 60 hour week
Step-by-step explanation:
I think the answer is 406/81.
I believe it's the last one, but it's a matrix not a vector as the question asks
The LCD is 6 on the left and 9 on the right.