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 0.18 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. 0.12 mi/min
B. 0.27 mi/min
C. 0.24 mi/min
D. 0.36 mi/min
Answer: B
You might also like to view...
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = x2 + 1, y = 4x + 1
A. 
?
B. 
?
C. 64?
D. 
?
Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
tan (sin-1 u)
A. 
B. 
C. 
D. 
Find the solution set for the inequality.8 - 3(2 - x) ? 5
A. {x|x < 1} B. {x|x ? 2} C. {x|x ? 1} D. {x|x ? 1}
Write the equation in vertex form. Identify the vertex.y = x2 + 6x - 4
A. y = (x + 6)2 - 40; (-40, -6) B. y = (x + 6)2 - 40; (-6, -40) C. y = (x + 3)2 - 13; (-3, -13) D. y = (x + 3)2 - 13; (-13, -3)