5 Up to now in her Algebra course, Lucy has earned 154 out of a total of 180
points. If there will be 1000 total points in the class, what percentage of the
remaining points must she earn in order to have an overall average of 90% in the
class?

Is it true or false i’m trying to pass this test so i can leave school

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?  

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.