I've posted this many times.. Someone please help me I need to hand in now.. Or else I'm dead
LINEAR INEQUALITIES
Rosy plans to rent a few halls in a hotel for her pupils excellence workshops. There are x small halls and y big halls in the hotel. Given that each small hallcan accommodate 40 pupils for a rent of RM 100 while each big hall can accommodate 70 students for a rent of RM 120. The allocation for halls renting is RM1200 and the workshops will involve at least 280 pupils

1) Write two linear inequalities
2) Draw the shade of region that satisfy the linear inequalities
3)List two possible combinations of halls that can be rented for the workshops