Answer:
Step-by-step explanation:
plot an open circle on the 4 and a closed circle on the 10. Then draw a line that goes from 4 to 10.
Answer:
2 people are are alive because all the single people(meaning they have no spouse) died do the married people are the only ones who survived.
Step-by-step explanation:
Answer:
80
Step-by-step explanation:
80 is divisible by all of the factors given.
Answer:
Option 4 : 
Step-by-step explanation:
<u>See the attached figure:</u>
To find the vertices of the feasible region, we need to graph the constraints, then find the area included by them, then calculate the vertices which is the intersection between each two of them.
As shown, the shaded area represents the solution of the constraints
So, the vertices of the feasible region are:
