Can someone me with #2? ? it would be much appreciated! : )

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?

Factor and solve to find roots x squared -x - 90 =0

Which statements are true about additional information for proving that the triangles are congruent check all that apply