The leash is 30 feet long. The dog runs once around the circle. How far, to the nearest foot, does the dog run? sorry that the photo is bad

On a architect's drawing of a house, 1 inche representa 1.5

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?