House numbers on one side of a street are conservative even integer the sum of the first three house numbers on the street is 6216 what is the number of the third house

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

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?  

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?