Accel. Math7 - Inequality Symbols, Graphing, and Translating

What does the following inequality symbol stand for?

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If you were asked to graph the following, which type of dot would be used to represent the inequality symbol?

$$x\le-2$$

When graphing the following, the arrow on the graph would be pointing to the left.

$$x<0.5$$

​ Which inequality would be used to represent the following?

a number is no less than twelve

Which direction would the arrow point and which type of dot would be needed if graphing the following inequality?

a number is at most 8.

Which inequality would be used for the following problem?

a number is at maximum 7

How do you determine if a number is a solution to an inequality?

State whether the number is a solution to the given inequality.

$$x\ \ge\ 3;\ -4$$

State whether the number is a solution to the given inequality.

$$n\ >\ -4:\ \ -3$$

State whether the number is a solution to the given inequality.

$$n\ \ge\ 6;\ \ \ 6$$