Which table of values could be generated by the equation 10x + 5y = 15?
a. x | y
0 | 1.5
1 | 2
2 | 2.5
b. x | y
0 | 3
1 | 1
2 | -1
c. x | y
0 | 1.5
1 | 1
2 | 0.5
d. x | y
0 | 3
1 | 5
2 | 7

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?