Solve the problem.Stevie bought a stereo for $245 and put it on sale at his store at a 55% markup rate. What was the retail price of the stereo? Round to the nearest cent if necessary.
A. $379.75
B. $279.75
C. $345.00
D. $490.00
Answer: A
Mathematics
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Write a percent for both the shaded and unshaded parts of the figure.
A. 7% shaded; 93% unshaded B. 7% shaded; 3% unshaded C. 70% shaded; 30% unshaded D. 60% shaded; 40% unshaded
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Use factoring to solve the equation.3k2 - 11k - 4 = 0
A. 
, - 
B. - 
, 3
C. -3, 4
D. - 
, 4
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Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.9x2 + 30x + 25 - y2
A. (3x - 5 + y)(3x - 5 - y) B. (3x + 5 + y)(3x - 5 - y) C. irreducible D. (3x + 5 + y)(3x + 5 - y)
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Establish the identity.(tan v + 1)2 + (tan v - 1)2 = 2 sec2v
What will be an ideal response?
Mathematics