2. gary's contract states that he must work more than 20 hours per week. the graph below represents the number of
hours he can work in a week.
40++
17
18
19
20
21
22
b.
write an algebraic inequality that represents the number of hours, h, gary can work in a week.
gary is paid $15.50 per hour in addition to a weekly salary of $50. this week he wants to earn more than
$400. write an inequality to represent this situation.
solve and graph the solution from part (b). round to the nearest hour.

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

Tell whether the two rates form a proportion