Brainliest anwser to the person who

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?  

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?