Answer:
The answer is 100% B
Step-by-step explanation:
Answer: The total cost is
assuming the cost for 1 adult is
and the cost for 1 child is 
Step-by-step explanation:
Assuming the cost for 1 adult is
and the cost for 1 child is
:
and 
Then the expression that gives the total cost
is solved as:

The interception point or solving for X?
The best statement that describes the associations between variable X and variable Y is the first option, "no association."