P= #girls/#people. The number of girls is equal to 83-11= 72. So the probability is equal to 72/83 = 0.867. To convert the decimal into a percentage we simply multiply it by 100. So the probability is equal to 86.7%
The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the graph of the linear inequality is the graph of all solutions of the system
