You can work at most 20 hours next week. you need to earn at least $130 to cover your weekly expenses. your pizza delivery job pays $10.50 per hour and your job as a car wash attendant pays $7.50 per hour. write a system of linear inequalities to model the situation.

Find the value of the cosine for angle a

If lmn=xyz, which congruences are true by cpctc? check all that apply

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.