Question

There are currently 3 people signed up for the debate club. The school will not recognize the club officially until it has more than 5 members. Which of the following graphs includes the possible values for the number of people who still need to sign up to make the club "official?" Number line with closed circle on 2 and shading to the left. Number line with closed circle on 2 and shading to the right. Number line with open circle on 2 and shading to the left. Number line with open circle on 2 and shading to the right.

Answer 1

You want it to be greater than and equal to 2.  A closed circle means to include 2 so you want a closed circle and to the right is to bigger numbers so you want to the right.  So the answer is b. Number line with closed circle on 2 and shading to the right.