-39/100 is the answer according to me ..
Plz mark me as brainliest if u found it helpful
Solution: The regression equation is:

Where x is the number of years since it opened in 2003.
We have to find the cost of a vehicle to drive through the safari in 2008.

Therefore using the given equation, we have:



Therefore, the best estimate for the cost of a vehicle to drive through the safari in 2008 is $8.42.
Hence the option C.$8.42 is correct
Rise mean how many units you move up or down from point to point.
For example in physics v=u+at
If you have u, a and t and want to find v, you can substitute the numbers in and work it out.