Solve the problem.Two trains leave a train station at the same time. One travels east at 10 miles per hour. The other train travels west at 9 miles per hour. In how many hours will the two trains be 95 miles apart?
A. 2.5 hr
B. 5.5 hr
C. 5 hr
D. 10 hr
Answer: C
Mathematics
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Use the graph of a quadratic function to find the solution set of the equation or inequality.x2 + 8x + 15 = 0
A. {-1, -3} B. {3, 5} C. (-?, -5) ? (-3, ?) D. {-5, -3}
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Find the slope of the line satisfying the given conditions.vertical, through (3, -8)
A. undefined B. 0 C. -1 D. 1
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The following graph shows the populations of the metropolitan areas of City X and City Y over six years. 
In what years was the population of the City X metropolitan area less than that of the City Y metropolitan area?
A. Years 1-5 B. Years 3-5 C. Years 5-6 D. Years 1-3
Mathematics
Solve the equation. Express radicals in simplest form.x2 = 
A. 
B. 
C. 
D. 
Mathematics