Solve the problem.Ten students in a graduate program were randomly selected. Their grade point averages (GPAs) when they entered the program were between 3.5 and 4.0. The following data were obtained regarding their GPAs on entering the program versus their current GPAs. The linear model for this data is 
where x is entering GPA and y is current GPA. Use this model to predict current GPA of a student whose entering GPA is 3.1.Entering GPACurrent GPA 
A. 3.57
B. 3.77
C. 3.39
D. 3.28
Answer: B
Mathematics
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Determine ? in decimal degrees. Round results to an appropriate number of significant digits.cos ? = 0.14
A. 82° B. 80° C. 82.0° D. 80.0°
Mathematics
Solve the problem.A rectangular coal bin has a length of 
feet and a width of 
feet. What is its perimeter?
A. 6
ft
B. 6
ft
C. 12
ft
D. 12
ft
Mathematics
Solve the problem.A repair company's charge for repairing a certain type of copy machine fits the model 
where y is the number of dollars charged and x is the number of minutes the repair person is on the job. How many minutes would it take for the cost of repair to reach $70? (Round to the nearest minute.)
A. 4 min B. 106 min C. 190 min D. 37 min
Mathematics
Solve.-7x + 7 = -10 + 3x
A. 
B. 
C. 
D. - 
Mathematics