Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 7
B. 
C. 43p
D. 
Answer: D
Mathematics
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Solve the problem.Peter must practice the piano 
per week. He has already practiced 
How many more hours does he need to practice?
A. 
hr
B. 1 hr
C. 7
hr
D. 5
hr
Mathematics
Translate to an equation and solve.405 is what percent of 675?
A. 65% B. 120% C. 60% D. 50%
Mathematics
For the given function and graph, estimate the coordinates of the relative maxima by observing the graph, where 
.
?
?
?
A. 
B. 
C. 
D. 
E. no relative maxima
Mathematics
Find an equation for the line with the given properties.Parallel to the line 5x - y = 7; containing the point (0, 0)
A. y = - 
x + 7
B. y = 
x
C. y = 5x
D. y = - 
x
Mathematics