Which of the followings are the amplitude and the equation of the midline of the curve y = 5 sin(x) + 3?

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?  

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is