The lee family pays an instructor $50 for joylin’s 40-minute drum lesson. how much does the instructor charge per minute for the lessons?

$0.75

$0.80

$1.00

$1.25

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Average acceleration: i have no idea how to do this.

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?