Answer:
So I am not sure my answers are correct but I hope they help:
A. y = 6x+14
B. 6 people
We know the width of the first picture, is 4
we know the ratio from smaller to larger is 1.5:2
thus

solve for "w".
we know the length of the first picture, 6

solve for "L".
Hello there,
Well to find the total time you would have to set up a proportion...
6 / 3/5 = x / 1
Now you crosss multiply and divide...
6 * 1 = 6
6 / 3/5 =30/3 = 10
Answer: 10 hours
Hope I helped!!
-Char