MULTIPLE CHOICE 1. Which of the corner points for the system of linear inequalities graphed below maximizes the objective function P = 5x + 4y ?

MULTIPLE CHOICE 

1.    Which of the corner points for the system of linear inequalities graphed below maximizes the objective function P = 5x + 4y ?

                                                                                                                                    1.  _______

A.    (0, 4)                      C.  (1, 2)

B.     (3, 0)                      D.  (2, 0)

2.    Find the equation of the line passing through (1, – 7) and (4, 1):                         2.  _______

  A.   8x + 3y  =  – 13            B.  2x + y  =  – 5            C.  2x – y  =  9           D.  8x – 3y  =  29

3.        A survey of 15 randomly selected students responded to the question “How many hours a day do you work on MATH 106?” as follows:  3, 2, 2, 4, 6, 5, 2, 5, 1, 4, 2, 3, 2, 3, 4 .  Which histogram below accurately reflects the frequency distribution of the 15 students’ responses?   

                                                                                                                                            3.  ______

            HISTOGRAM    A                                                     HISTOGRAM     C

           HISTOGRAM    B                                                      HISTOGRAM    D

4.        Identify the single row operation that transforms the matrix as shown:             4. ________

A.      0.5