Solve the problem.In second gear on Anne's bicycle, the back wheel rotates 7 times for every 4 rotations of the pedals. If her back wheel is rotating 427 times per mile, how many times is she rotating the pedals per mile?
A. 431 times per mile
B. 434 times per mile
C. 244 times per mile
D. 747.3 times per mile
Answer: C
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Solve the problem.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. The linear model for this data is 
where x is the number of hours spent in the lab and y is grade on the test. Use this model to predict the grade of a student who spends 12 hours in the lab. Number of hours spent in labGrade (percent) 
A. 68.7 B. 76.6 C. 66.3 D. 62.3
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = x3 + 5x2 - 12x + 14; x - 7
A. Yes B. No
Provide an appropriate response.True or false? i = -1
A. True B. False
Solve the problem.An irrigation sprinkler in a field of lettuce sprays water over a distance of 35 feet as it rotates through an angle of 135°. What area of the field receives water? If necessary, round the answer to two decimal places.
A. 459.38 ft2 B. 2,886.34 ft2 C. 1,443.17 ft2 D. 41.23 ft2