3+10²× 1 ( I put a lot of Points (45) )

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?