X- 6/4=7
x-6=7×4
x-6=28
x=28-6
x=22
2 gallons divided between 9 people would equal 0.222222222 gallons per person
Current value of the boat = $45000
Rate at which the value decrease = 8.5%
Value decreased after 1 year = 
Hence, value becomes = 
Value decreased after 2nd year =

Hence, value becomes = 
Value decreased after 3 year =

Hence, value becomes = 
So, value of the boat after 3 years becomes $34472.74
Answer:
<u>From the box plot we get:</u>
- Minimum - 14
- Maximum - 88
- Quartile 1 - 34
- Quartile 3 - 65
- Median - 48