Answer:
The value is 
Step-by-step explanation:
From the question we are told that
The distance from Jacksonville to Miami is d = 382 miles
The time it take to travel from Jacksonville to Daytona is 
The time it take to travel from Daytona Beach to Fort Pierce is 
The time it take to travel from Fort Pierce to West Palm Beach is

The time it take to travel from West Palm Beach to Miami 
Generally the average speed is mathematically represented as

=> 
=> 
Solution is in the attachment.
(-3, 5, 6)
Answer: $20
Step-by-step explanation:
Let 'x' be the cost of a ticket at Haynes
Let 'y' be the cost of a ticket at Valley
Since the total cost from both schools are the same, we can write it as:

Since the cost of tickets at Valley was $5 less than Haynes, we can write it as:

Now we have two equations, we can use to substitute into the other expression:

we substitute y in this equation with the other equation



Therefore the cost of the ticket at Haynes is $20 and the cost of the ticket at Valley is $15.
Answer:
A 0.24 probability that one string is defective
Step-by-step explanation:
The sample probabiity:


If important to notice that this probability is from the sample, it can be extrapolated to the population but may not be the same.
Assuming you go to school for a week (7 days), you will go to school 7 * 4 = 28 hours in a week. There are about 4 weeks in a month, so you would do 28 * 4 = <u>112 hours</u>. Your answer is 112 hours.