Let

the price of a ticket
Let

the cost to put on the show
Formula:
(profit) = (ticket price) * (number of people) - (cost to put on show)
We have two equations here:


Solve:

⇒

⇒

⇒

⇒

So the price of a ticket is $5, and the cost to put on the show is $100.
Answer:
total sample space is 91
no of cookies in dog shape is 30
therefore
p(d)=30/91
The answer is -80, i have done all the math and -80 is the answer
Answer: D
"Separating the students on the list into boys and girls and choosing a sample from each group that is proportional to the size of the group."
Step-by-step explanation:
You are sampling an equal amount of boys and girls since your getting an equal sample of each gender. (Not random)
All you do is divide -12/20 by 4/4 which is -3/5