[IMAGE] i need help with 1-4 pls help ASAP

Answer:
Step-by-step explanation:
2000≤20x +475
x = 76.25 so 76 people may attend
graph a number line from 0 to 76 . include the end points
1) no more 76 may attend
2)less than 77 may attend
3) between 0 and 76 may attend