Solve the problems.The formula 
gives the retail price R of an item with a wholesale price W that is marked up p percent (in decimal form). Find the retail price of a stereo with a wholesale price of $275 that is marked up by 50%.
A. $412.50
B. $312.50
C. $375.00
D. $550.00
Answer: A
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Graph the function and its inverse using the same set of axes. Use any method.f(x) = log x; f-1(x) = 10x
A. 
B. 
C. 
D. 
Provide an appropriate response.Plot the following ordered pairs in the same xy-plane. Tell in which quadrant or on what coordinate axis each point lies. A(2, -4), B(0, 1), C(-4, 0), D(3, 2), E(-2, -3), F(-1, 3) 
A. A: quadrant IV, B: y-axis, C: x-axis
D: quadrant I, E: quadrant II,
F: quadrant III
B. A: quadrant IV, B: x-axis, C: y-axis
D: quadrant I, E: quadrant III,
F: quadrant II
C. A: quadrant I, B: y-axis, C: x-axis
D: quadrant IV, E: quadrant III,
F: quadrant II
D. A: quadrant IV, B: y-axis, C: x-axis
D: quadrant I, E: quadrant III,
F: quadrant II
Solve the problem.A 6-pack of 4-oz containers of yogurt costs $2.99. What is the unit price in cents per ounce? Round to the nearest hundredth of a cent.
A. 12.46 cents/oz B. 74.75 cents/oz C. 18.69 cents/oz D. 49.83 cents/oz
Solve the problem.For the pair of similar triangles, find the value of b.
A. 20 B. 28 C. 35 D. 26