Solve the problem.A plane flies 440 miles with the wind and 330 miles against the wind in the same length of time. If the speed of the wind is 22 mph, what is the speed of the plane in still air?
A. 179 mph
B. 154 mph
C. 159 mph
D. 144 mph
Answer: B
Mathematics
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Provide an appropriate response.Is f continuous at f(0)? 
A. Yes B. No
Mathematics
Write a slope-intercept equation for a line with the given characteristics.Passes through (1, 5) and (-6, 8)
A. y = - 
x + 
B. y = - 
x + 
C. y = 
x + 
D. y = 
x + 
Mathematics
Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.The normal monthly precipitation (in inches) for August is listed for 20 different U.S. cities. Find the mean monthly precipitation.
A. 2.80 in. B. 2.94 in. C. 3.09 in. D. 3.27 in.
Mathematics
Solve the equation.5t - 4t = -16
A. -15 B. -16 C. -12 D. 16
Mathematics