Solve the problem.A traveling salesperson averaged 42 miles per hour on a 232 mile trip. How many hours were spent on the trip?
A. 5.52 hours
B. 0.18 hours
C. 2.76 hours
D. 190 hours
Answer: A
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Graph the polar equation.r = 5 sin 4?
A. 
B. 
C. 
D. 
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. By using linear regression, the following function is obtained: 
where x is the number of hours spent in the lab and y is the grade on the test. Use this function to predict the grade of a student who spends 14 hours in the lab. Round to the nearest tenth. 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. 62.6 B. 74.6 C. 65.4 D. 58.6
Find the indicated term of the binomial expansion.(3x + 4)5; 5th term
A. 960x B. 3840x C. 5120 D. 2880x2