In 1 hour you pick 60 lines, so in 8 hours you pick 60*8 = 480 lines
1. You divide by 100 to find the decimal version of any percentage, and do the opposite for vise versa
Answer:

Step-by-step explanation:
We see that the two terms share an x, so we can pull that out:

Now notice that we have a difference of squares (
). Given a difference of squares,
, this can always be factored into
. We can use this in this case:
.
So, our final factorized form is:
.
Hope this helps!
Answer:
For question 14
The answer is x= 52%
Step-by-step explanation:
I think the answer is 6 from the information you provided.