Martha went to the movies. she purchased some $14 movie tickets and some $12 movie tickets. she purchased a total of 9 tickets for $114. how many of each type of ticket did she buy?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is