Convert the units using unit fractions.144 hr = 
days
A. 48
B. 42
C. 72
D. 6
Answer: D
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Graph the equation in the rectangular coordinate system.y - 2 = 0
A. 
B. 
C. 
D. 
Determine whether the equation defines y as a linear function of x.
?
?
A. Yes, the equation defines y as a linear function of x B. No, the equation does not define y as a linear function of x
Let x be a number. Translate the English phrase or sentence into a mathematical expression. The difference of a number and 68
A. 68 B. x - 68 C. 68x D. 68 - x
Solve the problem using your calculator.A study was conducted to compare the average time spent in the lab each week versus course grade for computer students. The results are recorded in the table below. Use a graphing calculator to model the data with a linear function that predicts a student's course grade as a function of the number of hours spent in lab. Number of hours spent in lab Grade (percent) 10 96 11 51 16 62 9 58 7 89 15 81 16 46 10 51
A. y = 44.3 + 0.930x B. y = 0.930 + 44.3x C. y = 88.6 - 1.86x D. y = 1.86 + 88.6x