Solve the motion problem.A car travels 400 miles on level terrain in the same amount of time it travels 160 miles on mountainous terrain. If the rate of the car is 30 miles per hour less in the mountains than on level ground, find its rate in the mountains.
A. 40 miles per hour
B. 20 miles per hour
C. 80 miles per hour
D. 50 miles per hour
Answer: B
Mathematics
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Use the quadratic formula to solve the equation.5x2 - 3x - 8 = 0
A. 
B. 
C. 
D. 
Mathematics
Consider the triangle described below.
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yd, 
yd
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Apply the rules regarding the use of significant digits to each angle and length after all computations are complete.
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How many different possible triangles are there? __________ (no solution / two solutions / one solution)
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__________° 
__________° 
__________ yd
What will be an ideal response?
Mathematics
Graph the function.f(x) = e5x
A. 
B. 
C. 
D. 
Mathematics
Specify the area, A, that the following integral represents by identifying the function and interval. 
A. f(x) = sin x, 
B. x = sin f(x), 
C. f(x) = sin x, 
D. x = sin f(x), 
Mathematics