For which of the following graphs would it make sense to connect
the points?
a. a graph showing the amount of Karl's monthly rent
b. a graph showing the number of signatures on a petition
c. a graph of the temperature at each hour during the day
d. a graph showing the number of raffle tickets sold

Which system of linear inequalities is represented by the graph?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18