Solve the problem.Sarah and Shakina are running in a 4-lap, 1 mile race. Shakina is exactly one lap behind at the moment when Sarah completes her second lap. If Sarah averages 0.17 miles per minute for her last two laps, what must Shakina's average speed be in order for her to just pull even with Sarah at the finish line?
A. 0.23 mi/min
B. 0.26 mi/min
C. 0.34 mi/min
D. 0.11 mi/min
Answer: B
Mathematics
You might also like to view...
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(-7, 10); m = 0
A. y = 10
B. y = 
x + 0
C. y = 
x + 0
D. x = -7
Mathematics
Find the domain of the function.h(x) = 
A. all real numbers B. {x|x ? 0} C. {x|x ? -7, 0, 7} D. {x|x ? 3}
Mathematics
Factor completely.27a4 - 147b2
A. 3(3a2 - 7b)2 B. Prime C. 3(3a2 + 7b)2 D. 3(3a2 + 7b)(3a2 - 7b)
Mathematics
For the given quadratic equation, determine whether the parabola opens up or down, find the vertex of the parabola, and find the axis of symmetry.y = 2x2 - 3x - 5
A. down; 
; x = 
B. up; 
; x = - 
C. up; 
; x = 
D. up; 
; x = 2
Mathematics