Grade 8 math. can anyone me answer this math question soon as possible?

Which graph corresponds to the function f(x) = x2 + 4x – 1?

What is r i 4.5+10r=-6.5 with work pls

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?